149999406 has 32 divisors (see below), whose sum is σ = 309892128. Its totient is φ = 48366720.

The previous prime is 149999371. The next prime is 149999411. The reversal of 149999406 is 604999941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38316 + ... + 42048.

It is an arithmetic number, because the mean of its divisors is an integer number (9684129).

Almost surely, 2^149999406 is an apocalyptic number.

149999406 is an abundant number, since it is smaller than the sum of its proper divisors (159892722).

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

149999406 is a wasteful number, since it uses less digits than its factorization.

149999406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 149999406 is about 12247.4244639434. The cubic root of 149999406 is about 531.3285832357.

The spelling of 149999406 in words is "one hundred forty-nine million, nine hundred ninety-nine thousand, four hundred six".