3745746531 has 8 divisors (see below), whose sum is σ = 5549254160. Its totient is φ = 2497164336.

The previous prime is 3745746497. The next prime is 3745746551. The reversal of 3745746531 is 1356475473.

3745746531 is a `hidden beast` number, since 3 + 7 + 45 + 74 + 6 + 531 = 666.

It is not a de Polignac number, because 3745746531 - 2¹⁷ = 3745615459 is a prime.

It is a super-2 number, since 2×3745746531² = 28061234148997067922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3745746551) 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, 69365650 + ... + 69365703.

It is an arithmetic number, because the mean of its divisors is an integer number (693656770).

Almost surely, 2^3745746531 is an apocalyptic number.

3745746531 is a deficient number, since it is larger than the sum of its proper divisors (1803507629).

3745746531 is a wasteful number, since it uses less digits than its factorization.

3745746531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138731362 (or 138731356 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 3745746531 is about 61202.5042869979. The cubic root of 3745746531 is about 1553.0286299870.

The spelling of 3745746531 in words is "three billion, seven hundred forty-five million, seven hundred forty-six thousand, five hundred thirty-one".