54621259 has 16 divisors (see below), whose sum is σ = 68302080. Its totient is φ = 42435360.

The previous prime is 54621227. The next prime is 54621263. The reversal of 54621259 is 95212645.

It is a happy number.

It is not a de Polignac number, because 54621259 - 2⁵ = 54621227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54621059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31417 + ... + 33109.

It is an arithmetic number, because the mean of its divisors is an integer number (4268880).

Almost surely, 2^54621259 is an apocalyptic number.

54621259 is a deficient number, since it is larger than the sum of its proper divisors (13680821).

54621259 is a wasteful number, since it uses less digits than its factorization.

54621259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130.

The product of its digits is 21600, while the sum is 34.

The square root of 54621259 is about 7390.6196627888. The cubic root of 54621259 is about 379.4203049445.

It can be divided in two parts, 5 and 4621259, that added together give a palindrome (4621264).

The spelling of 54621259 in words is "fifty-four million, six hundred twenty-one thousand, two hundred fifty-nine".