149570646 has 8 divisors (see below), whose sum is σ = 299141304. Its totient is φ = 49856880.

The previous prime is 149570627. The next prime is 149570669. The reversal of 149570646 is 646075941.

149570646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

149570646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 149570598 and 149570607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12464215 + ... + 12464226.

It is an arithmetic number, because the mean of its divisors is an integer number (37392663).

Almost surely, 2^149570646 is an apocalyptic number.

149570646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

149570646 is a wasteful number, since it uses less digits than its factorization.

149570646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24928446.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 149570646 is about 12229.9078492031. The cubic root of 149570646 is about 530.8218482307.

The spelling of 149570646 in words is "one hundred forty-nine million, five hundred seventy thousand, six hundred forty-six".