46549921 has 4 divisors (see below), whose sum is σ = 50781744. Its totient is φ = 42318100.

The previous prime is 46549903. The next prime is 46549931. The reversal of 46549921 is 12994564.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 46549921 - 2⁷ = 46549793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46549931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2115895 + ... + 2115916.

It is an arithmetic number, because the mean of its divisors is an integer number (12695436).

Almost surely, 2^46549921 is an apocalyptic number.

It is an amenable number.

46549921 is a deficient number, since it is larger than the sum of its proper divisors (4231823).

46549921 is a wasteful number, since it uses less digits than its factorization.

46549921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4231822.

The product of its digits is 77760, while the sum is 40.

The square root of 46549921 is about 6822.7502519145. The cubic root of 46549921 is about 359.7269560265.

The spelling of 46549921 in words is "forty-six million, five hundred forty-nine thousand, nine hundred twenty-one".