149093946 has 20 divisors (see below), whose sum is σ = 334081242. Its totient is φ = 49697928.

The previous prime is 149093939. The next prime is 149093983. The reversal of 149093946 is 649390941.

It can be written as a sum of positive squares in only one way, i.e., 137945025 + 11148921 = 11745^2 + 3339^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 460005 + ... + 460328.

Almost surely, 2^149093946 is an apocalyptic number.

149093946 is an abundant number, since it is smaller than the sum of its proper divisors (184987296).

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

149093946 is an equidigital number, since it uses as much as digits as its factorization.

149093946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920347 (or 920338 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 149093946 is about 12210.4031874464. The cubic root of 149093946 is about 530.2573166087.

The spelling of 149093946 in words is "one hundred forty-nine million, ninety-three thousand, nine hundred forty-six".