55829015 has 8 divisors (see below), whose sum is σ = 73085328. Its totient is φ = 40602880.

The previous prime is 55828999. The next prime is 55829017. The reversal of 55829015 is 51092855.

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

It is not a de Polignac number, because 55829015 - 2⁴ = 55828999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55829017) 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, 507482 + ... + 507591.

It is an arithmetic number, because the mean of its divisors is an integer number (9135666).

Almost surely, 2^55829015 is an apocalyptic number.

55829015 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55829015 is a deficient number, since it is larger than the sum of its proper divisors (17256313).

55829015 is a wasteful number, since it uses less digits than its factorization.

55829015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015089.

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 55829015 is about 7471.8816237946. The cubic root of 55829015 is about 382.1964556042.

The spelling of 55829015 in words is "fifty-five million, eight hundred twenty-nine thousand, fifteen".