51497026 has 16 divisors (see below), whose sum is σ = 89947584. Its totient is φ = 21653424.

The previous prime is 51497003. The next prime is 51497027. The reversal of 51497026 is 62079415.

It is a junction number, because it is equal to n+sod(n) for n = 51496982 and 51497000.

It is not an unprimeable number, because it can be changed into a prime (51497027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33960 + ... + 35443.

It is an arithmetic number, because the mean of its divisors is an integer number (5621724).

Almost surely, 2^51497026 is an apocalyptic number.

51497026 is a deficient number, since it is larger than the sum of its proper divisors (38450558).

51497026 is a wasteful number, since it uses less digits than its factorization.

51497026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69465.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 51497026 is about 7176.1428358137. The cubic root of 51497026 is about 372.0437812193.

The spelling of 51497026 in words is "fifty-one million, four hundred ninety-seven thousand, twenty-six".