149607822 has 32 divisors (see below), whose sum is σ = 368266752. Its totient is φ = 39456864.

The previous prime is 149607743. The next prime is 149607827. The reversal of 149607822 is 228706941.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149607827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136458 + ... + 137549.

It is an arithmetic number, because the mean of its divisors is an integer number (11508336).

Almost surely, 2^149607822 is an apocalyptic number.

149607822 is an abundant number, since it is smaller than the sum of its proper divisors (218658930).

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

149607822 is a wasteful number, since it uses less digits than its factorization.

149607822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274032.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 149607822 is about 12231.4276353989. The cubic root of 149607822 is about 530.8658234331.

The spelling of 149607822 in words is "one hundred forty-nine million, six hundred seven thousand, eight hundred twenty-two".