46881609 has 4 divisors (see below), whose sum is σ = 62508816. Its totient is φ = 31254404.

The previous prime is 46881587. The next prime is 46881619. The reversal of 46881609 is 90618864.

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 a cyclic number.

It is not a de Polignac number, because 46881609 - 2²⁰ = 45833033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46881619) 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, 7813599 + ... + 7813604.

It is an arithmetic number, because the mean of its divisors is an integer number (15627204).

Almost surely, 2^46881609 is an apocalyptic number.

It is an amenable number.

46881609 is a deficient number, since it is larger than the sum of its proper divisors (15627207).

46881609 is a wasteful number, since it uses less digits than its factorization.

46881609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15627206.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 46881609 is about 6847.0146049209. The cubic root of 46881609 is about 360.5793372515.

The spelling of 46881609 in words is "forty-six million, eight hundred eighty-one thousand, six hundred nine".