55419454 has 16 divisors (see below), whose sum is σ = 85412880. Its totient is φ = 26952640.

The previous prime is 55419437. The next prime is 55419461. The reversal of 55419454 is 45491455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33552 + ... + 35164.

It is an arithmetic number, because the mean of its divisors is an integer number (5338305).

Almost surely, 2^55419454 is an apocalyptic number.

55419454 is a deficient number, since it is larger than the sum of its proper divisors (29993426).

55419454 is a wasteful number, since it uses less digits than its factorization.

55419454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075.

The product of its digits is 72000, while the sum is 37.

The square root of 55419454 is about 7444.4243565235. The cubic root of 55419454 is about 381.2595646082.

The spelling of 55419454 in words is "fifty-five million, four hundred nineteen thousand, four hundred fifty-four".