55099467 has 32 divisors (see below), whose sum is σ = 86284800. Its totient is φ = 34680096.

The previous prime is 55099459. The next prime is 55099501. The reversal of 55099467 is 76499055.

It is a happy number.

55099467 is a `hidden beast` number, since 550 + 9 + 94 + 6 + 7 = 666.

It is not a de Polignac number, because 55099467 - 2³ = 55099459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55099067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51009 + ... + 52077.

It is an arithmetic number, because the mean of its divisors is an integer number (2696400).

Almost surely, 2^55099467 is an apocalyptic number.

55099467 is a deficient number, since it is larger than the sum of its proper divisors (31185333).

55099467 is a wasteful number, since it uses less digits than its factorization.

55099467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1178 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 55099467 is about 7422.9015216423. The cubic root of 55099467 is about 380.5243615123.

The spelling of 55099467 in words is "fifty-five million, ninety-nine thousand, four hundred sixty-seven".