149232799 has 4 divisors (see below), whose sum is σ = 149257800. Its totient is φ = 149207800.

The previous prime is 149232781. The next prime is 149232823. The reversal of 149232799 is 997232941.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149232799 - 2⁵ = 149232767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149232599) 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, 2277 + ... + 17425.

It is an arithmetic number, because the mean of its divisors is an integer number (37314450).

Almost surely, 2^149232799 is an apocalyptic number.

149232799 is a deficient number, since it is larger than the sum of its proper divisors (25001).

149232799 is an equidigital number, since it uses as much as digits as its factorization.

149232799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25000.

The product of its digits is 244944, while the sum is 46.

The square root of 149232799 is about 12216.0877125207. The cubic root of 149232799 is about 530.4218772233.

The spelling of 149232799 in words is "one hundred forty-nine million, two hundred thirty-two thousand, seven hundred ninety-nine".