3766574421 has 48 divisors (see below), whose sum is σ = 5803986240. Its totient is φ = 2347107840.

The previous prime is 3766574419. The next prime is 3766574447. The reversal of 3766574421 is 1244756673.

3766574421 is a `hidden beast` number, since 3 + 76 + 6 + 574 + 4 + 2 + 1 = 666.

It is not a de Polignac number, because 3766574421 - 2¹ = 3766574419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3766574411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7670986 + ... + 7671476.

It is an arithmetic number, because the mean of its divisors is an integer number (120916380).

Almost surely, 2^3766574421 is an apocalyptic number.

It is an amenable number.

3766574421 is a deficient number, since it is larger than the sum of its proper divisors (2037411819).

3766574421 is a wasteful number, since it uses less digits than its factorization.

3766574421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026 (or 1023 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 3766574421 is about 61372.4239459385. The cubic root of 3766574421 is about 1555.9018036698.

The spelling of 3766574421 in words is "three billion, seven hundred sixty-six million, five hundred seventy-four thousand, four hundred twenty-one".