54456402 has 64 divisors (see below), whose sum is σ = 146248704. Its totient is φ = 13055040.

The previous prime is 54456401. The next prime is 54456407. The reversal of 54456402 is 20465445.

It is a self number, because there is not a number n which added to its sum of digits gives 54456402.

It is not an unprimeable number, because it can be changed into a prime (54456401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1473 + ... + 10539.

It is an arithmetic number, because the mean of its divisors is an integer number (2285136).

Almost surely, 2^54456402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54456402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73124352).

54456402 is an abundant number, since it is smaller than the sum of its proper divisors (91792302).

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

54456402 is a wasteful number, since it uses less digits than its factorization.

54456402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9103.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 54456402 is about 7379.4581101867. The cubic root of 54456402 is about 379.0382001907.

The spelling of 54456402 in words is "fifty-four million, four hundred fifty-six thousand, four hundred two".