54533407 has 4 divisors (see below), whose sum is σ = 55190520. Its totient is φ = 53876296.

The previous prime is 54533387. The next prime is 54533429. The reversal of 54533407 is 70433545.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54533407 - 2⁷ = 54533279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54533447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328432 + ... + 328597.

It is an arithmetic number, because the mean of its divisors is an integer number (13797630).

Almost surely, 2^54533407 is an apocalyptic number.

54533407 is a deficient number, since it is larger than the sum of its proper divisors (657113).

54533407 is an equidigital number, since it uses as much as digits as its factorization.

54533407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657112.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 54533407 is about 7384.6737910351. The cubic root of 54533407 is about 379.2167778447.

The spelling of 54533407 in words is "fifty-four million, five hundred thirty-three thousand, four hundred seven".