46923921 has 48 divisors (see below), whose sum is σ = 78140160. Its totient is φ = 27799200.

The previous prime is 46923917. The next prime is 46923941. The reversal of 46923921 is 12932964.

It is not a de Polignac number, because 46923921 - 2² = 46923917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46923941) 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, 173016 + ... + 173286.

It is an arithmetic number, because the mean of its divisors is an integer number (1627920).

Almost surely, 2^46923921 is an apocalyptic number.

It is an amenable number.

46923921 is a deficient number, since it is larger than the sum of its proper divisors (31216239).

46923921 is a wasteful number, since it uses less digits than its factorization.

46923921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 338 counting only the distinct ones).

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

The square root of 46923921 is about 6850.1037218425. The cubic root of 46923921 is about 360.6877823727.

The spelling of 46923921 in words is "forty-six million, nine hundred twenty-three thousand, nine hundred twenty-one".