54403432 has 8 divisors (see below), whose sum is σ = 102006450. Its totient is φ = 27201712.

The previous prime is 54403421. The next prime is 54403499. The reversal of 54403432 is 23430445.

It can be written as a sum of positive squares in only one way, i.e., 54375876 + 27556 = 7374^2 + 166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 54403397 and 54403406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3400207 + ... + 3400222.

Almost surely, 2^54403432 is an apocalyptic number.

It is an amenable number.

54403432 is a deficient number, since it is larger than the sum of its proper divisors (47603018).

54403432 is a wasteful number, since it uses less digits than its factorization.

54403432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800435 (or 6800431 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 54403432 is about 7375.8682200809. The cubic root of 54403432 is about 378.9152629043.

Adding to 54403432 its reverse (23430445), we get a palindrome (77833877).

The spelling of 54403432 in words is "fifty-four million, four hundred three thousand, four hundred thirty-two".