45909122 has 16 divisors (see below), whose sum is σ = 80532672. Its totient is φ = 19217520.

The previous prime is 45909121. The next prime is 45909167. The reversal of 45909122 is 22190954.

It is not an unprimeable number, because it can be changed into a prime (45909121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37529 + ... + 38732.

It is an arithmetic number, because the mean of its divisors is an integer number (5033292).

Almost surely, 2^45909122 is an apocalyptic number.

45909122 is a deficient number, since it is larger than the sum of its proper divisors (34623550).

45909122 is a wasteful number, since it uses less digits than its factorization.

45909122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76313.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 45909122 is about 6775.6270558525. The cubic root of 45909122 is about 358.0686748604.

The spelling of 45909122 in words is "forty-five million, nine hundred nine thousand, one hundred twenty-two".