740958840 has 160 divisors (see below), whose sum is σ = 2526305760. Its totient is φ = 194745600.

The previous prime is 740958791. The next prime is 740958851. The reversal of 740958840 is 48859047.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 228430 + ... + 231650.

It is an arithmetic number, because the mean of its divisors is an integer number (15789411).

Almost surely, 2^740958840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740958840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1263152880).

740958840 is an abundant number, since it is smaller than the sum of its proper divisors (1785346920).

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

740958840 is a wasteful number, since it uses less digits than its factorization.

740958840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315 (or 3302 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 740958840 is about 27220.5591419427. The cubic root of 740958840 is about 904.8946653550.

The spelling of 740958840 in words is "seven hundred forty million, nine hundred fifty-eight thousand, eight hundred forty".