3967537474 has 4 divisors (see below), whose sum is σ = 5951306214. Its totient is φ = 1983768736.

The previous prime is 3967537471. The next prime is 3967537481. The reversal of 3967537474 is 4747357693.

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

It can be written as a sum of positive squares in only one way, i.e., 2462640625 + 1504896849 = 49625^2 + 38793^2 .

It is not an unprimeable number, because it can be changed into a prime (3967537471) 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 as a sum of consecutive naturals, namely, 991884367 + ... + 991884370.

Almost surely, 2^3967537474 is an apocalyptic number.

3967537474 is a deficient number, since it is larger than the sum of its proper divisors (1983768740).

3967537474 is a wasteful number, since it uses less digits than its factorization.

3967537474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983768739.

The product of its digits is 13335840, while the sum is 55.

The square root of 3967537474 is about 62988.3915813065. The cubic root of 3967537474 is about 1583.0951284519.

The spelling of 3967537474 in words is "three billion, nine hundred sixty-seven million, five hundred thirty-seven thousand, four hundred seventy-four".