740712838 has 16 divisors (see below), whose sum is σ = 1199357280. Its totient is φ = 342037696.

The previous prime is 740712829. The next prime is 740712839. The reversal of 740712838 is 838217047.

It is a self number, because there is not a number n which added to its sum of digits gives 740712838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740712839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276295 + ... + 278962.

It is an arithmetic number, because the mean of its divisors is an integer number (74959830).

Almost surely, 2^740712838 is an apocalyptic number.

740712838 is a deficient number, since it is larger than the sum of its proper divisors (458644442).

740712838 is a wasteful number, since it uses less digits than its factorization.

740712838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555311.

The product of its (nonzero) digits is 75264, while the sum is 40.

The square root of 740712838 is about 27216.0400866842. The cubic root of 740712838 is about 904.7945111020.

The spelling of 740712838 in words is "seven hundred forty million, seven hundred twelve thousand, eight hundred thirty-eight".