9149864 has 16 divisors (see below), whose sum is σ = 17222100. Its totient is φ = 4557312.

The previous prime is 9149857. The next prime is 9149869. The reversal of 9149864 is 4689419.

9149864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8940100 + 209764 = 2990^2 + 458^2 .

It is a super-2 number, since 2×9149864² = 167440022436992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9149869) 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, 152 + ... + 4280.

Almost surely, 2^9149864 is an apocalyptic number.

It is an amenable number.

9149864 is a deficient number, since it is larger than the sum of its proper divisors (8072236).

9149864 is a wasteful number, since it uses less digits than its factorization.

9149864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4412 (or 4408 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 9149864 is about 3024.8742122607. The cubic root of 9149864 is about 209.1565869406.

The spelling of 9149864 in words is "nine million, one hundred forty-nine thousand, eight hundred sixty-four".