149786802 has 96 divisors (see below), whose sum is σ = 368761536. Its totient is φ = 43545600.

The previous prime is 149786789. The next prime is 149786807. The reversal of 149786802 is 208687941.

149786802 is a `hidden beast` number, since 1 + 497 + 86 + 80 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (149786807) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 621402 + ... + 621642.

It is an arithmetic number, because the mean of its divisors is an integer number (3841266).

Almost surely, 2^149786802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149786802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184380768).

149786802 is an abundant number, since it is smaller than the sum of its proper divisors (218974734).

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

149786802 is a wasteful number, since it uses less digits than its factorization.

149786802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 149786802 is about 12238.7418471018. The cubic root of 149786802 is about 531.0774355880.

The spelling of 149786802 in words is "one hundred forty-nine million, seven hundred eighty-six thousand, eight hundred two".