54435666 has 32 divisors (see below), whose sum is σ = 115613568. Its totient is φ = 17027840.

The previous prime is 54435653. The next prime is 54435671. The reversal of 54435666 is 66653445.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50776 + ... + 51836.

It is an arithmetic number, because the mean of its divisors is an integer number (3612924).

Almost surely, 2^54435666 is an apocalyptic number.

54435666 is an abundant number, since it is smaller than the sum of its proper divisors (61177902).

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

54435666 is a wasteful number, since it uses less digits than its factorization.

54435666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586.

The product of its digits is 259200, while the sum is 39.

The square root of 54435666 is about 7378.0529952014. The cubic root of 54435666 is about 378.9900838159.

The spelling of 54435666 in words is "fifty-four million, four hundred thirty-five thousand, six hundred sixty-six".