149965494 has 16 divisors (see below), whose sum is σ = 342778368. Its totient is φ = 42847272.

The previous prime is 149965489. The next prime is 149965513. The reversal of 149965494 is 494569941.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 1785262 + ... + 1785345.

It is an arithmetic number, because the mean of its divisors is an integer number (21423648).

Almost surely, 2^149965494 is an apocalyptic number.

149965494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

149965494 is an abundant number, since it is smaller than the sum of its proper divisors (192812874).

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

149965494 is a wasteful number, since it uses less digits than its factorization.

149965494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570619.

The product of its digits is 1399680, while the sum is 51.

The square root of 149965494 is about 12246.0399313411. The cubic root of 149965494 is about 531.2885391372.

The spelling of 149965494 in words is "one hundred forty-nine million, nine hundred sixty-five thousand, four hundred ninety-four".