54962815 has 8 divisors (see below), whose sum is σ = 67489488. Its totient is φ = 42947520.

The previous prime is 54962779. The next prime is 54962821. The reversal of 54962815 is 51826945.

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

It is not a de Polignac number, because 54962815 - 2¹¹ = 54960767 is a prime.

It is a super-2 number, since 2×54962815² = 6041822065448450, which contains 22 as substring.

It is a Duffinian number.

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, 127606 + ... + 128035.

It is an arithmetic number, because the mean of its divisors is an integer number (8436186).

Almost surely, 2^54962815 is an apocalyptic number.

54962815 is a deficient number, since it is larger than the sum of its proper divisors (12526673).

54962815 is a wasteful number, since it uses less digits than its factorization.

54962815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255689.

The product of its digits is 86400, while the sum is 40.

The square root of 54962815 is about 7413.6910510218. The cubic root of 54962815 is about 380.2095220346.

The spelling of 54962815 in words is "fifty-four million, nine hundred sixty-two thousand, eight hundred fifteen".