149394948 has 24 divisors (see below), whose sum is σ = 366935520. Its totient is φ = 47177280.

The previous prime is 149394941. The next prime is 149394961. The reversal of 149394948 is 849493941.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 149394948.

It is not an unprimeable number, because it can be changed into a prime (149394941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327393 + ... + 327848.

It is an arithmetic number, because the mean of its divisors is an integer number (15288980).

Almost surely, 2^149394948 is an apocalyptic number.

It is an amenable number.

149394948 is an abundant number, since it is smaller than the sum of its proper divisors (217540572).

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

149394948 is a wasteful number, since it uses less digits than its factorization.

149394948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655267 (or 655265 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 149394948 is about 12222.7226099589. The cubic root of 149394948 is about 530.6139177709.

The spelling of 149394948 in words is "one hundred forty-nine million, three hundred ninety-four thousand, nine hundred forty-eight".