11457816 has 16 divisors (see below), whose sum is σ = 28644600. Its totient is φ = 3819264.

The previous prime is 11457811. The next prime is 11457833. The reversal of 11457816 is 61875411.

It is a happy number.

11457816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11457811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238681 + ... + 238728.

Almost surely, 2^11457816 is an apocalyptic number.

It is an amenable number.

11457816 is an abundant number, since it is smaller than the sum of its proper divisors (17186784).

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

11457816 is a wasteful number, since it uses less digits than its factorization.

11457816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477418 (or 477414 counting only the distinct ones).

The product of its digits is 6720, while the sum is 33.

The square root of 11457816 is about 3384.9395858715. The cubic root of 11457816 is about 225.4415428206.

The spelling of 11457816 in words is "eleven million, four hundred fifty-seven thousand, eight hundred sixteen".