5121456 has 40 divisors (see below), whose sum is σ = 13808640. Its totient is φ = 1632576.

The previous prime is 5121439. The next prime is 5121463. The reversal of 5121456 is 6541215.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1216 + ... + 3423.

It is an arithmetic number, because the mean of its divisors is an integer number (345216).

Almost surely, 2^5121456 is an apocalyptic number.

It is an amenable number.

5121456 is an abundant number, since it is smaller than the sum of its proper divisors (8687184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5121456 is a wasteful number, since it uses less digits than its factorization.

5121456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673 (or 4667 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 5121456 is about 2263.0634105124. The cubic root of 5121456 is about 172.3711114505.

The spelling of 5121456 in words is "five million, one hundred twenty-one thousand, four hundred fifty-six".