54840767 has 8 divisors (see below), whose sum is σ = 56931840. Its totient is φ = 52769880.

The previous prime is 54840727. The next prime is 54840787. The reversal of 54840767 is 76704845.

54840767 = 199² + 200² + ... + 556².

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54840767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54840727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608 + ... + 10490.

It is an arithmetic number, because the mean of its divisors is an integer number (7116480).

Almost surely, 2^54840767 is an apocalyptic number.

54840767 is a deficient number, since it is larger than the sum of its proper divisors (2091073).

54840767 is a wasteful number, since it uses less digits than its factorization.

54840767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10093.

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 54840767 is about 7405.4552189585. The cubic root of 54840767 is about 379.9278879783.

The spelling of 54840767 in words is "fifty-four million, eight hundred forty thousand, seven hundred sixty-seven".