45212162 has 4 divisors (see below), whose sum is σ = 67818246. Its totient is φ = 22606080.

The previous prime is 45212147. The next prime is 45212177. The reversal of 45212162 is 26121254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45212147) and next prime (45212177).

It can be written as a sum of positive squares in only one way, i.e., 42393121 + 2819041 = 6511^2 + 1679^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11303039 + ... + 11303042.

Almost surely, 2^45212162 is an apocalyptic number.

45212162 is a deficient number, since it is larger than the sum of its proper divisors (22606084).

45212162 is a wasteful number, since it uses less digits than its factorization.

45212162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22606083.

The product of its digits is 960, while the sum is 23.

The square root of 45212162 is about 6723.9989589529. The cubic root of 45212162 is about 356.2474450622.

The spelling of 45212162 in words is "forty-five million, two hundred twelve thousand, one hundred sixty-two".