46721172 has 12 divisors (see below), whose sum is σ = 109016096. Its totient is φ = 15573720.

The previous prime is 46721167. The next prime is 46721183. The reversal of 46721172 is 27112764.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946704 + ... + 1946727.

Almost surely, 2^46721172 is an apocalyptic number.

It is an amenable number.

46721172 is an abundant number, since it is smaller than the sum of its proper divisors (62294924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46721172 is a wasteful number, since it uses less digits than its factorization.

46721172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893438 (or 3893436 counting only the distinct ones).

The product of its digits is 4704, while the sum is 30.

The square root of 46721172 is about 6835.2887283567. The cubic root of 46721172 is about 360.1675454683.

The spelling of 46721172 in words is "forty-six million, seven hundred twenty-one thousand, one hundred seventy-two".