51412406 has 8 divisors (see below), whose sum is σ = 80471664. Its totient is φ = 24588520.

The previous prime is 51412397. The next prime is 51412411. The reversal of 51412406 is 60421415.

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 (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558785 + ... + 558876.

It is an arithmetic number, because the mean of its divisors is an integer number (10058958).

Almost surely, 2^51412406 is an apocalyptic number.

51412406 is a deficient number, since it is larger than the sum of its proper divisors (29059258).

51412406 is a wasteful number, since it uses less digits than its factorization.

51412406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117686.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 51412406 is about 7170.2444867661. The cubic root of 51412406 is about 371.8398885099.

51412406 divided by its sum of digits (23) gives a palindrome (2235322).

Subtracting 51412406 from its reverse (60421415), we obtain a palindrome (9009009).

The spelling of 51412406 in words is "fifty-one million, four hundred twelve thousand, four hundred six".