51577072 has 10 divisors (see below), whose sum is σ = 99930608. Its totient is φ = 25788528.

The previous prime is 51577061. The next prime is 51577091. The reversal of 51577072 is 27077515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611768 + ... + 1611799.

Almost surely, 2^51577072 is an apocalyptic number.

It is an amenable number.

51577072 is a deficient number, since it is larger than the sum of its proper divisors (48353536).

51577072 is a wasteful number, since it uses less digits than its factorization.

51577072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223575 (or 3223569 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 34.

The square root of 51577072 is about 7181.7179003355. The cubic root of 51577072 is about 372.2364473595.

The spelling of 51577072 in words is "fifty-one million, five hundred seventy-seven thousand, seventy-two".