149500417 has 8 divisors (see below), whose sum is σ = 171675360. Its totient is φ = 128756160.

The previous prime is 149500411. The next prime is 149500433. The reversal of 149500417 is 714005941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 149500417 - 2³ = 149500409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149500411) 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, 357448 + ... + 357865.

It is an arithmetic number, because the mean of its divisors is an integer number (21459420).

Almost surely, 2^149500417 is an apocalyptic number.

It is an amenable number.

149500417 is a deficient number, since it is larger than the sum of its proper divisors (22174943).

149500417 is a wasteful number, since it uses less digits than its factorization.

149500417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715343.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 149500417 is about 12227.0363130237. The cubic root of 149500417 is about 530.7387550019.

The spelling of 149500417 in words is "one hundred forty-nine million, five hundred thousand, four hundred seventeen".