401922963 has 12 divisors (see below), whose sum is σ = 625213680. Its totient is φ = 247337136.

The previous prime is 401922949. The next prime is 401922973. The reversal of 401922963 is 369229104.

It is not a de Polignac number, because 401922963 - 2⁵ = 401922931 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (401922943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1717503 + ... + 1717736.

It is an arithmetic number, because the mean of its divisors is an integer number (52101140).

Almost surely, 2^401922963 is an apocalyptic number.

401922963 is a deficient number, since it is larger than the sum of its proper divisors (223290717).

401922963 is a wasteful number, since it uses less digits than its factorization.

401922963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3435258 (or 3435255 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 401922963 is about 20048.0164355479. The cubic root of 401922963 is about 737.9851220919.

The spelling of 401922963 in words is "four hundred one million, nine hundred twenty-two thousand, nine hundred sixty-three".