163961464 has 32 divisors (see below), whose sum is σ = 326473200. Its totient is φ = 76930560.

The previous prime is 163961453. The next prime is 163961471. The reversal of 163961464 is 464169361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49954 + ... + 53134.

Almost surely, 2^163961464 is an apocalyptic number.

It is an amenable number.

163961464 is a deficient number, since it is larger than the sum of its proper divisors (162511736).

163961464 is a wasteful number, since it uses less digits than its factorization.

163961464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3579 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 163961464 is about 12804.7438084485. The cubic root of 163961464 is about 547.3274912261.

The spelling of 163961464 in words is "one hundred sixty-three million, nine hundred sixty-one thousand, four hundred sixty-four".