46109172 has 12 divisors (see below), whose sum is σ = 107588096. Its totient is φ = 15369720.

The previous prime is 46109153. The next prime is 46109179. The reversal of 46109172 is 27190164.

It is a happy number.

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

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46109179) 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, 1921204 + ... + 1921227.

Almost surely, 2^46109172 is an apocalyptic number.

It is an amenable number.

46109172 is an abundant number, since it is smaller than the sum of its proper divisors (61478924).

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

46109172 is a wasteful number, since it uses less digits than its factorization.

46109172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842438 (or 3842436 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 46109172 is about 6790.3734801556. The cubic root of 46109172 is about 358.5880185911.

The spelling of 46109172 in words is "forty-six million, one hundred nine thousand, one hundred seventy-two".