50654478 has 16 divisors (see below), whose sum is σ = 115781760. Its totient is φ = 14472696.

The previous prime is 50654449. The next prime is 50654489. The reversal of 50654478 is 87445605.

It is a super-2 number, since 2×50654478² = 5131752282904968, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602988 + ... + 603071.

It is an arithmetic number, because the mean of its divisors is an integer number (7236360).

Almost surely, 2^50654478 is an apocalyptic number.

50654478 is an abundant number, since it is smaller than the sum of its proper divisors (65127282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50654478 is a wasteful number, since it uses less digits than its factorization.

50654478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206071.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 50654478 is about 7117.1959366031. The cubic root of 50654478 is about 370.0035986989.

The spelling of 50654478 in words is "fifty million, six hundred fifty-four thousand, four hundred seventy-eight".