52406745 has 8 divisors (see below), whose sum is σ = 83850816. Its totient is φ = 27950256.

The previous prime is 52406737. The next prime is 52406759. The reversal of 52406745 is 54760425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52406745 - 2³ = 52406737 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1746877 + ... + 1746906.

It is an arithmetic number, because the mean of its divisors is an integer number (10481352).

Almost surely, 2^52406745 is an apocalyptic number.

It is an amenable number.

52406745 is a deficient number, since it is larger than the sum of its proper divisors (31444071).

52406745 is a wasteful number, since it uses less digits than its factorization.

52406745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493791.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 52406745 is about 7239.2503064889. The cubic root of 52406745 is about 374.2217816760.

The spelling of 52406745 in words is "fifty-two million, four hundred six thousand, seven hundred forty-five".