54861546 has 8 divisors (see below), whose sum is σ = 109723104. Its totient is φ = 18287180.

The previous prime is 54861539. The next prime is 54861571. The reversal of 54861546 is 64516845.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

54861546 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4571790 + ... + 4571801.

It is an arithmetic number, because the mean of its divisors is an integer number (13715388).

Almost surely, 2^54861546 is an apocalyptic number.

54861546 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54861546 is a wasteful number, since it uses less digits than its factorization.

54861546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9143596.

The product of its digits is 115200, while the sum is 39.

The square root of 54861546 is about 7406.8580383318. The cubic root of 54861546 is about 379.9758664267.

The spelling of 54861546 in words is "fifty-four million, eight hundred sixty-one thousand, five hundred forty-six".