51362073 has 32 divisors (see below), whose sum is σ = 91545600. Its totient is φ = 27803088.

The previous prime is 51362063. The next prime is 51362089. The reversal of 51362073 is 37026315.

It is a happy number.

It is not a de Polignac number, because 51362073 - 2⁴ = 51362057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (51362063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3561 + ... + 10742.

It is an arithmetic number, because the mean of its divisors is an integer number (2860800).

Almost surely, 2^51362073 is an apocalyptic number.

It is an amenable number.

51362073 is a deficient number, since it is larger than the sum of its proper divisors (40183527).

51362073 is a wasteful number, since it uses less digits than its factorization.

51362073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14338 (or 14332 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 51362073 is about 7166.7337748796. The cubic root of 51362073 is about 371.7185045256.

Adding to 51362073 its reverse (37026315), we get a palindrome (88388388).

It can be divided in two parts, 513 and 62073, that multiplied together give a square (31843449 = 5643²).

The spelling of 51362073 in words is "fifty-one million, three hundred sixty-two thousand, seventy-three".