54415929 has 8 divisors (see below), whose sum is σ = 76822560. Its totient is φ = 34143296.

The previous prime is 54415909. The next prime is 54415951. The reversal of 54415929 is 92951445.

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

It is a cyclic number.

It is not a de Polignac number, because 54415929 - 2¹³ = 54407737 is a prime.

It is a super-2 number, since 2×54415929² = 5922186657866082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54415909) 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, 533439 + ... + 533540.

It is an arithmetic number, because the mean of its divisors is an integer number (9602820).

Almost surely, 2^54415929 is an apocalyptic number.

It is an amenable number.

54415929 is a deficient number, since it is larger than the sum of its proper divisors (22406631).

54415929 is a wasteful number, since it uses less digits than its factorization.

54415929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066999.

The product of its digits is 64800, while the sum is 39.

The square root of 54415929 is about 7376.7153259428. The cubic root of 54415929 is about 378.9442741960.

The spelling of 54415929 in words is "fifty-four million, four hundred fifteen thousand, nine hundred twenty-nine".