51590342 has 8 divisors (see below), whose sum is σ = 81937656. Its totient is φ = 24277792.

The previous prime is 51590327. The next prime is 51590353. The reversal of 51590342 is 24309515.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758648 + ... + 758715.

It is an arithmetic number, because the mean of its divisors is an integer number (10242207).

Almost surely, 2^51590342 is an apocalyptic number.

51590342 is a deficient number, since it is larger than the sum of its proper divisors (30347314).

51590342 is a wasteful number, since it uses less digits than its factorization.

51590342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517382.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 51590342 is about 7182.6417145783. The cubic root of 51590342 is about 372.2683682234.

Adding to 51590342 its reverse (24309515), we get a palindrome (75899857).

The spelling of 51590342 in words is "fifty-one million, five hundred ninety thousand, three hundred forty-two".