54435402 has 48 divisors (see below), whose sum is σ = 139793472. Its totient is φ = 15552000.

The previous prime is 54435401. The next prime is 54435421. The reversal of 54435402 is 20453445.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (54435401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4599 + ... + 11402.

It is an arithmetic number, because the mean of its divisors is an integer number (2912364).

Almost surely, 2^54435402 is an apocalyptic number.

54435402 is an abundant number, since it is smaller than the sum of its proper divisors (85358070).

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

54435402 is a wasteful number, since it uses less digits than its factorization.

54435402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16025 (or 16013 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 54435402 is about 7378.0351042808. The cubic root of 54435402 is about 378.9894711444.

Adding to 54435402 its reverse (20453445), we get a palindrome (74888847).

The spelling of 54435402 in words is "fifty-four million, four hundred thirty-five thousand, four hundred two".