51062200 has 48 divisors (see below), whose sum is σ = 135683280. Its totient is φ = 17506560.

The previous prime is 51062197. The next prime is 51062201. The reversal of 51062200 is 226015.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51062201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16837 + ... + 19636.

It is an arithmetic number, because the mean of its divisors is an integer number (2826735).

Almost surely, 2^51062200 is an apocalyptic number.

51062200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51062200 is an abundant number, since it is smaller than the sum of its proper divisors (84621080).

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

51062200 is a wasteful number, since it uses less digits than its factorization.

51062200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36496 (or 36487 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 51062200 is about 7145.7819726045. The cubic root of 51062200 is about 370.9936766794.

Adding to 51062200 its reverse (226015), we get a palindrome (51288215).

The spelling of 51062200 in words is "fifty-one million, sixty-two thousand, two hundred".