149902346 has 16 divisors (see below), whose sum is σ = 245744928. Its totient is φ = 68012400.

The previous prime is 149902331. The next prime is 149902349. The reversal of 149902346 is 643209941.

It is not an unprimeable number, because it can be changed into a prime (149902349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6596 + ... + 18528.

It is an arithmetic number, because the mean of its divisors is an integer number (15359058).

Almost surely, 2^149902346 is an apocalyptic number.

149902346 is a deficient number, since it is larger than the sum of its proper divisors (95842582).

149902346 is a wasteful number, since it uses less digits than its factorization.

149902346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12517.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 149902346 is about 12243.4613569856. The cubic root of 149902346 is about 531.2139563828.

The spelling of 149902346 in words is "one hundred forty-nine million, nine hundred two thousand, three hundred forty-six".