54198567 has 24 divisors (see below), whose sum is σ = 84666816. Its totient is φ = 33278976.

The previous prime is 54198563. The next prime is 54198569. The reversal of 54198567 is 76589145.

It is not a de Polignac number, because 54198567 - 2² = 54198563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54198563) 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, 3423 + ... + 10959.

It is an arithmetic number, because the mean of its divisors is an integer number (3527784).

Almost surely, 2^54198567 is an apocalyptic number.

54198567 is a deficient number, since it is larger than the sum of its proper divisors (30468249).

54198567 is a wasteful number, since it uses less digits than its factorization.

54198567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7607 (or 7604 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 54198567 is about 7361.9676038407. The cubic root of 54198567 is about 378.4390422247.

The spelling of 54198567 in words is "fifty-four million, one hundred ninety-eight thousand, five hundred sixty-seven".