149670 has 24 divisors (see below), whose sum is σ = 389376. Its totient is φ = 39888.

The previous prime is 149629. The next prime is 149689. The reversal of 149670 is 76941.

It is a super-2 number, since 2×149670² = 44802217800, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 149670.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 742 + ... + 921.

It is an arithmetic number, because the mean of its divisors is an integer number (16224).

2¹⁴⁹⁶⁷⁰ is an apocalyptic number.

149670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149670 is an abundant number, since it is smaller than the sum of its proper divisors (239706).

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

149670 is a wasteful number, since it uses less digits than its factorization.

149670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 149670 is about 386.8720718791. The cubic root of 149670 is about 53.0939357029.

The spelling of 149670 in words is "one hundred forty-nine thousand, six hundred seventy".