51641404 has 6 divisors (see below), whose sum is σ = 90372464. Its totient is φ = 25820700.

The previous prime is 51641347. The next prime is 51641437. The reversal of 51641404 is 40414615.

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, 6455172 + ... + 6455179.

Almost surely, 2^51641404 is an apocalyptic number.

It is an amenable number.

51641404 is a deficient number, since it is larger than the sum of its proper divisors (38731060).

51641404 is a wasteful number, since it uses less digits than its factorization.

51641404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12910355 (or 12910353 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 51641404 is about 7186.1953772494. The cubic root of 51641404 is about 372.3911463686.

The spelling of 51641404 in words is "fifty-one million, six hundred forty-one thousand, four hundred four".