149404422 has 16 divisors (see below), whose sum is σ = 299258352. Its totient is φ = 49726560.

The previous prime is 149404373. The next prime is 149404427. The reversal of 149404422 is 224404941.

It is a self number, because there is not a number n which added to its sum of digits gives 149404422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149404427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14329 + ... + 22452.

It is an arithmetic number, because the mean of its divisors is an integer number (18703647).

Almost surely, 2^149404422 is an apocalyptic number.

149404422 is an abundant number, since it is smaller than the sum of its proper divisors (149853930).

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

149404422 is a wasteful number, since it uses less digits than its factorization.

149404422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37463.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 149404422 is about 12223.1101606751. The cubic root of 149404422 is about 530.6251339690.

The spelling of 149404422 in words is "one hundred forty-nine million, four hundred four thousand, four hundred twenty-two".