51462942 has 16 divisors (see below), whose sum is σ = 103210752. Its totient is φ = 17106840.

The previous prime is 51462923. The next prime is 51462949. The reversal of 51462942 is 24926415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51462949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9484 + ... + 13887.

It is an arithmetic number, because the mean of its divisors is an integer number (6450672).

Almost surely, 2^51462942 is an apocalyptic number.

51462942 is an abundant number, since it is smaller than the sum of its proper divisors (51747810).

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

51462942 is a wasteful number, since it uses less digits than its factorization.

51462942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23743.

The product of its digits is 17280, while the sum is 33.

The square root of 51462942 is about 7173.7676293563. The cubic root of 51462942 is about 371.9616823754.

The spelling of 51462942 in words is "fifty-one million, four hundred sixty-two thousand, nine hundred forty-two".