3734718731 has 4 divisors (see below), whose sum is σ = 3739465032. Its totient is φ = 3729972432.

The previous prime is 3734718721. The next prime is 3734718737. The reversal of 3734718731 is 1378174373.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3734718731 is a prime.

It is a super-2 number, since 2×3734718731² = 27896247999364500722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3734718737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2371970 + ... + 2373543.

It is an arithmetic number, because the mean of its divisors is an integer number (934866258).

Almost surely, 2^3734718731 is an apocalyptic number.

3734718731 is a deficient number, since it is larger than the sum of its proper divisors (4746301).

3734718731 is an equidigital number, since it uses as much as digits as its factorization.

3734718731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4746300.

The product of its digits is 296352, while the sum is 44.

The square root of 3734718731 is about 61112.3451603684. The cubic root of 3734718731 is about 1551.5030485652.

The spelling of 3734718731 in words is "three billion, seven hundred thirty-four million, seven hundred eighteen thousand, seven hundred thirty-one".