54621477 has 12 divisors (see below), whose sum is σ = 79020864. Its totient is φ = 36357480.

The previous prime is 54621461. The next prime is 54621503. The reversal of 54621477 is 77412645.

It is not a de Polignac number, because 54621477 - 2⁴ = 54621461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54621407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1828 + ... + 10610.

It is an arithmetic number, because the mean of its divisors is an integer number (6585072).

Almost surely, 2^54621477 is an apocalyptic number.

It is an amenable number.

54621477 is a deficient number, since it is larger than the sum of its proper divisors (24399387).

54621477 is a wasteful number, since it uses less digits than its factorization.

54621477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9480 (or 9477 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 54621477 is about 7390.6344111991. The cubic root of 54621477 is about 379.4208097145.

The spelling of 54621477 in words is "fifty-four million, six hundred twenty-one thousand, four hundred seventy-seven".