51995462 has 8 divisors (see below), whose sum is σ = 79895592. Its totient is φ = 25363600.

The previous prime is 51995453. The next prime is 51995467. The reversal of 51995462 is 26459915.

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

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51995467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316964 + ... + 317127.

It is an arithmetic number, because the mean of its divisors is an integer number (9986949).

Almost surely, 2^51995462 is an apocalyptic number.

51995462 is a deficient number, since it is larger than the sum of its proper divisors (27900130).

51995462 is a wasteful number, since it uses less digits than its factorization.

51995462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634134.

The product of its digits is 97200, while the sum is 41.

The square root of 51995462 is about 7210.7878903765. The cubic root of 51995462 is about 373.2402575866.

The spelling of 51995462 in words is "fifty-one million, nine hundred ninety-five thousand, four hundred sixty-two".