51401034 has 32 divisors (see below), whose sum is σ = 115680000. Its totient is φ = 16915392.

The previous prime is 51401027. The next prime is 51401059. The reversal of 51401034 is 43010415.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 51400998 and 51401016.

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, 1759 + ... + 10290.

It is an arithmetic number, because the mean of its divisors is an integer number (3615000).

Almost surely, 2^51401034 is an apocalyptic number.

51401034 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

51401034 is an abundant number, since it is smaller than the sum of its proper divisors (64278966).

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

51401034 is a wasteful number, since it uses less digits than its factorization.

51401034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12139 (or 12133 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 51401034 is about 7169.4514434509. The cubic root of 51401034 is about 371.8124705165.

Adding to 51401034 its reverse (43010415), we get a palindrome (94411449).

The spelling of 51401034 in words is "fifty-one million, four hundred one thousand, thirty-four".