51059742 has 32 divisors (see below), whose sum is σ = 104211360. Its totient is φ = 16675200.

The previous prime is 51059711. The next prime is 51059753. The reversal of 51059742 is 24795015.

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, 65668 + ... + 66440.

It is an arithmetic number, because the mean of its divisors is an integer number (3256605).

Almost surely, 2^51059742 is an apocalyptic number.

51059742 is an abundant number, since it is smaller than the sum of its proper divisors (53151618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51059742 is a wasteful number, since it uses less digits than its factorization.

51059742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 51059742 is about 7145.6099809603. The cubic root of 51059742 is about 370.9877236973.

The spelling of 51059742 in words is "fifty-one million, fifty-nine thousand, seven hundred forty-two".