52242545 has 16 divisors (see below), whose sum is σ = 65757312. Its totient is φ = 39768960.

The previous prime is 52242539. The next prime is 52242563. The reversal of 52242545 is 54524225.

It is not a de Polignac number, because 52242545 - 2⁶ = 52242481 is a prime.

It is a Duffinian 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, 23189 + ... + 25341.

It is an arithmetic number, because the mean of its divisors is an integer number (4109832).

Almost surely, 2^52242545 is an apocalyptic number.

It is an amenable number.

52242545 is a deficient number, since it is larger than the sum of its proper divisors (13514767).

52242545 is a wasteful number, since it uses less digits than its factorization.

52242545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392.

The product of its digits is 16000, while the sum is 29.

The square root of 52242545 is about 7227.9004558724. The cubic root of 52242545 is about 373.8305374851.

The spelling of 52242545 in words is "fifty-two million, two hundred forty-two thousand, five hundred forty-five".