45252772 has 6 divisors (see below), whose sum is σ = 79192358. Its totient is φ = 22626384.

The previous prime is 45252769. The next prime is 45252803. The reversal of 45252772 is 27725254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 44435556 + 817216 = 6666^2 + 904^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656593 + ... + 5656600.

Almost surely, 2^45252772 is an apocalyptic number.

It is an amenable number.

45252772 is a deficient number, since it is larger than the sum of its proper divisors (33939586).

45252772 is a wasteful number, since it uses less digits than its factorization.

45252772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11313197 (or 11313195 counting only the distinct ones).

The product of its digits is 39200, while the sum is 34.

The square root of 45252772 is about 6727.0180615188. The cubic root of 45252772 is about 356.3540747737.

The spelling of 45252772 in words is "forty-five million, two hundred fifty-two thousand, seven hundred seventy-two".