51602975 has 12 divisors (see below), whose sum is σ = 65718264. Its totient is φ = 40165920.

The previous prime is 51602963. The next prime is 51602981. The reversal of 51602975 is 57920615.

It is not a de Polignac number, because 51602975 - 2⁶ = 51602911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26969 + ... + 28818.

It is an arithmetic number, because the mean of its divisors is an integer number (5476522).

Almost surely, 2^51602975 is an apocalyptic number.

51602975 is a deficient number, since it is larger than the sum of its proper divisors (14115289).

51602975 is a wasteful number, since it uses less digits than its factorization.

51602975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55834 (or 55829 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 51602975 is about 7183.5210725660. The cubic root of 51602975 is about 372.2987517041.

The spelling of 51602975 in words is "fifty-one million, six hundred two thousand, nine hundred seventy-five".