149536346 has 16 divisors (see below), whose sum is σ = 236348160. Its totient is φ = 70761600.

The previous prime is 149536319. The next prime is 149536381. The reversal of 149536346 is 643635941.

It is a super-4 number, since 4×149536346⁴ (a number of 34 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73130 + ... + 75146.

It is an arithmetic number, because the mean of its divisors is an integer number (14771760).

Almost surely, 2^149536346 is an apocalyptic number.

149536346 is a deficient number, since it is larger than the sum of its proper divisors (86811814).

149536346 is a wasteful number, since it uses less digits than its factorization.

149536346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989.

The product of its digits is 233280, while the sum is 41.

The square root of 149536346 is about 12228.5054687807. The cubic root of 149536346 is about 530.7812685630.

The spelling of 149536346 in words is "one hundred forty-nine million, five hundred thirty-six thousand, three hundred forty-six".