51962142 has 32 divisors (see below), whose sum is σ = 107902080. Its totient is φ = 16662240.

The previous prime is 51962137. The next prime is 51962159. The reversal of 51962142 is 24126915.

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, 90717 + ... + 91287.

It is an arithmetic number, because the mean of its divisors is an integer number (3371940).

Almost surely, 2^51962142 is an apocalyptic number.

51962142 is an abundant number, since it is smaller than the sum of its proper divisors (55939938).

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

51962142 is a wasteful number, since it uses less digits than its factorization.

51962142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128.

The product of its digits is 4320, while the sum is 30.

The square root of 51962142 is about 7208.4770929788. The cubic root of 51962142 is about 373.1605133015.

The spelling of 51962142 in words is "fifty-one million, nine hundred sixty-two thousand, one hundred forty-two".