51444126 has 16 divisors (see below), whose sum is σ = 114320400. Its totient is φ = 17148024.

The previous prime is 51444119. The next prime is 51444137. The reversal of 51444126 is 62144415.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 51444126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476281 + ... + 476388.

It is an arithmetic number, because the mean of its divisors is an integer number (7145025).

Almost surely, 2^51444126 is an apocalyptic number.

51444126 is an abundant number, since it is smaller than the sum of its proper divisors (62876274).

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

51444126 is a wasteful number, since it uses less digits than its factorization.

51444126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952680 (or 952674 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 51444126 is about 7172.4560646964. The cubic root of 51444126 is about 371.9163443522.

The spelling of 51444126 in words is "fifty-one million, four hundred forty-four thousand, one hundred twenty-six".