149048402 has 16 divisors (see below), whose sum is σ = 228381120. Its totient is φ = 72928752.

The previous prime is 149048399. The next prime is 149048411. The reversal of 149048402 is 204840941.

It is a super-2 number, since 2×149048402² = 44430852277507208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44933 + ... + 48135.

It is an arithmetic number, because the mean of its divisors is an integer number (14273820).

Almost surely, 2^149048402 is an apocalyptic number.

149048402 is a deficient number, since it is larger than the sum of its proper divisors (79332718).

149048402 is a wasteful number, since it uses less digits than its factorization.

149048402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 149048402 is about 12208.5380779191. The cubic root of 149048402 is about 530.2033182197.

The spelling of 149048402 in words is "one hundred forty-nine million, forty-eight thousand, four hundred two".