1499408964 has 36 divisors (see below), whose sum is σ = 3813440176. Its totient is φ = 496734768.

The previous prime is 1499408941. The next prime is 1499408969. The reversal of 1499408964 is 4698049941.

It is a happy number.

1499408964 is a `hidden beast` number, since 149 + 9 + 408 + 96 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1499408964.

It is not an unprimeable number, because it can be changed into a prime (1499408969) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121894 + ... + 133629.

Almost surely, 2^1499408964 is an apocalyptic number.

It is an amenable number.

1499408964 is an abundant number, since it is smaller than the sum of its proper divisors (2314031212).

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

1499408964 is a wasteful number, since it uses less digits than its factorization.

1499408964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255696 (or 255691 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 1499408964 is about 38722.2024683514. The cubic root of 1499408964 is about 1144.5638745072.

The spelling of 1499408964 in words is "one billion, four hundred ninety-nine million, four hundred eight thousand, nine hundred sixty-four".