51034700 has 36 divisors (see below), whose sum is σ = 115565520. Its totient is φ = 19525440.

The previous prime is 51034681. The next prime is 51034717. The reversal of 51034700 is 743015.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8795 + ... + 13394.

Almost surely, 2^51034700 is an apocalyptic number.

51034700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51034700 is an abundant number, since it is smaller than the sum of its proper divisors (64530820).

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

51034700 is a wasteful number, since it uses less digits than its factorization.

51034700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22226 (or 22219 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 51034700 is about 7143.8575013784. The cubic root of 51034700 is about 370.9270640764.

Adding to 51034700 its reverse (743015), we get a palindrome (51777715).

The spelling of 51034700 in words is "fifty-one million, thirty-four thousand, seven hundred".