740476240 has 120 divisors (see below), whose sum is σ = 2022225480. Its totient is φ = 251403264.

The previous prime is 740476223. The next prime is 740476267. The reversal of 740476240 is 42674047.

740476240 = T₇₆ + T₇₇ + ... + T₁₆₄₃.

It can be written as a sum of positive squares in 4 ways, for example, as 109662784 + 630813456 = 10472^2 + 25116^2 .

It is a junction number, because it is equal to n+sod(n) for n = 740476196 and 740476205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426414 + ... + 428146.

It is an arithmetic number, because the mean of its divisors is an integer number (16851879).

Almost surely, 2^740476240 is an apocalyptic number.

740476240 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740476240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011112740).

740476240 is an abundant number, since it is smaller than the sum of its proper divisors (1281749240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740476240 is a wasteful number, since it uses less digits than its factorization.

740476240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869 (or 1856 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 740476240 is about 27211.6930748530. The cubic root of 740476240 is about 904.6981645568.

The spelling of 740476240 in words is "seven hundred forty million, four hundred seventy-six thousand, two hundred forty".