740129340 has 192 divisors, whose sum is σ = 2299207680. Its totient is φ = 177070080.

The previous prime is 740129317. The next prime is 740129399. The reversal of 740129340 is 43921047.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 740129298 and 740129307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2814049 + ... + 2814311.

It is an arithmetic number, because the mean of its divisors is an integer number (11975040).

Almost surely, 2^740129340 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 740129340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149603840).

740129340 is an abundant number, since it is smaller than the sum of its proper divisors (1559078340).

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

740129340 is a wasteful number, since it uses less digits than its factorization.

740129340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 740129340 is about 27205.3182300814. The cubic root of 740129340 is about 904.5568641348.

The spelling of 740129340 in words is "seven hundred forty million, one hundred twenty-nine thousand, three hundred forty".