3774475731 has 16 divisors (see below), whose sum is σ = 5494007456. Its totient is φ = 2290934016.

The previous prime is 3774475729. The next prime is 3774475739. The reversal of 3774475731 is 1375744773.

It is not a de Polignac number, because 3774475731 - 2¹ = 3774475729 is a prime.

It is a super-2 number, since 2×3774475731² = 28493334087815968722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3774475739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660040 + ... + 665733.

It is an arithmetic number, because the mean of its divisors is an integer number (343375466).

Almost surely, 2^3774475731 is an apocalyptic number.

3774475731 is a deficient number, since it is larger than the sum of its proper divisors (1719531725).

3774475731 is a wasteful number, since it uses less digits than its factorization.

3774475731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325862.

The product of its digits is 1728720, while the sum is 48.

The square root of 3774475731 is about 61436.7620484674. The cubic root of 3774475731 is about 1556.9890051772.

The spelling of 3774475731 in words is "three billion, seven hundred seventy-four million, four hundred seventy-five thousand, seven hundred thirty-one".