3874662394 has 24 divisors (see below), whose sum is σ = 5959845108. Its totient is φ = 1889078400.

The previous prime is 3874662377. The next prime is 3874662443. The reversal of 3874662394 is 4932664783.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3758303025 + 116359369 = 61305^2 + 10787^2 .

It is a super-2 number, since 2×3874662394² = 30026017334955622472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 904642 + ... + 908914.

Almost surely, 2^3874662394 is an apocalyptic number.

3874662394 is a deficient number, since it is larger than the sum of its proper divisors (2085182714).

3874662394 is a wasteful number, since it uses less digits than its factorization.

3874662394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4510 (or 4443 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 52.

The square root of 3874662394 is about 62246.7862142296. The cubic root of 3874662394 is about 1570.6447098620.

The spelling of 3874662394 in words is "three billion, eight hundred seventy-four million, six hundred sixty-two thousand, three hundred ninety-four".