51800734 has 8 divisors (see below), whose sum is σ = 82271808. Its totient is φ = 24376800.

The previous prime is 51800731. The next prime is 51800789. The reversal of 51800734 is 43700815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51800731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761742 + ... + 761809.

It is an arithmetic number, because the mean of its divisors is an integer number (10283976).

Almost surely, 2^51800734 is an apocalyptic number.

51800734 is a deficient number, since it is larger than the sum of its proper divisors (30471074).

51800734 is a wasteful number, since it uses less digits than its factorization.

51800734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523570.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 51800734 is about 7197.2726778968. The cubic root of 51800734 is about 372.7737345034.

The spelling of 51800734 in words is "fifty-one million, eight hundred thousand, seven hundred thirty-four".