54494019 has 16 divisors (see below), whose sum is σ = 81162240. Its totient is φ = 36135720.

The previous prime is 54494003. The next prime is 54494039. The reversal of 54494019 is 91049445.

It is a happy number.

It is not a de Polignac number, because 54494019 - 2⁴ = 54494003 is a prime.

It is a super-2 number, since 2×54494019² = 5939196213544722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54494039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127 + ... + 10440.

It is an arithmetic number, because the mean of its divisors is an integer number (5072640).

Almost surely, 2^54494019 is an apocalyptic number.

54494019 is a deficient number, since it is larger than the sum of its proper divisors (26668221).

54494019 is a wasteful number, since it uses less digits than its factorization.

54494019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10767 (or 10761 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 54494019 is about 7382.0064345678. The cubic root of 54494019 is about 379.1254565256.

The spelling of 54494019 in words is "fifty-four million, four hundred ninety-four thousand, nineteen".