45772070 has 32 divisors (see below), whose sum is σ = 86704128. Its totient is φ = 17363808.

The previous prime is 45772061. The next prime is 45772087. The reversal of 45772070 is 7027754.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28427 + ... + 29993.

It is an arithmetic number, because the mean of its divisors is an integer number (2709504).

Almost surely, 2^45772070 is an apocalyptic number.

45772070 is a deficient number, since it is larger than the sum of its proper divisors (40932058).

45772070 is a wasteful number, since it uses less digits than its factorization.

45772070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724.

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 45772070 is about 6765.5058938708. The cubic root of 45772070 is about 357.7120068721.

It can be divided in two parts, 457 and 72070, that added together give a palindrome (72527).

The spelling of 45772070 in words is "forty-five million, seven hundred seventy-two thousand, seventy".