5451816 has 16 divisors (see below), whose sum is σ = 13629600. Its totient is φ = 1817264.

The previous prime is 5451799. The next prime is 5451833. The reversal of 5451816 is 6181545.

It is an interprime number because it is at equal distance from previous prime (5451799) and next prime (5451833).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113556 + ... + 113603.

It is an arithmetic number, because the mean of its divisors is an integer number (851850).

Almost surely, 2^5451816 is an apocalyptic number.

It is an amenable number.

5451816 is an abundant number, since it is smaller than the sum of its proper divisors (8177784).

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

5451816 is a wasteful number, since it uses less digits than its factorization.

5451816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227168 (or 227164 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

The square root of 5451816 is about 2334.9124180577. The cubic root of 5451816 is about 176.0004304397. Note that the first 3 decimals are identical.

The spelling of 5451816 in words is "five million, four hundred fifty-one thousand, eight hundred sixteen".