149418486 has 32 divisors (see below), whose sum is σ = 379476480. Its totient is φ = 42690888.

The previous prime is 149418461. The next prime is 149418487. The reversal of 149418486 is 684814941.

149418486 is a `hidden beast` number, since 1 + 494 + 1 + 84 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149418487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197266 + ... + 198021.

It is an arithmetic number, because the mean of its divisors is an integer number (11858640).

Almost surely, 2^149418486 is an apocalyptic number.

149418486 is an abundant number, since it is smaller than the sum of its proper divisors (230057994).

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

149418486 is a wasteful number, since it uses less digits than its factorization.

149418486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395305 (or 395299 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 149418486 is about 12223.6854507959. The cubic root of 149418486 is about 530.6417833596.

The spelling of 149418486 in words is "one hundred forty-nine million, four hundred eighteen thousand, four hundred eighty-six".