45371572 has 12 divisors (see below), whose sum is σ = 84070980. Its totient is φ = 21351296.

The previous prime is 45371561. The next prime is 45371593. The reversal of 45371572 is 27517354.

It can be written as a sum of positive squares in 2 ways, for example, as 37283236 + 8088336 = 6106^2 + 2844^2 .

It is a super-3 number, since 3×45371572³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333547 + ... + 333682.

It is an arithmetic number, because the mean of its divisors is an integer number (7005915).

Almost surely, 2^45371572 is an apocalyptic number.

It is an amenable number.

45371572 is a deficient number, since it is larger than the sum of its proper divisors (38699408).

45371572 is a wasteful number, since it uses less digits than its factorization.

45371572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667250 (or 667248 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 45371572 is about 6735.8423378223. The cubic root of 45371572 is about 356.6656422171.

The spelling of 45371572 in words is "forty-five million, three hundred seventy-one thousand, five hundred seventy-two".