149794211 has 8 divisors (see below), whose sum is σ = 172889184. Its totient is φ = 127123200.

The previous prime is 149794187. The next prime is 149794213. The reversal of 149794211 is 112497941.

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

It is a cyclic number.

It is not a de Polignac number, because 149794211 - 2¹⁰ = 149793187 is a prime.

It is a super-2 number, since 2×149794211² = 44876611298225042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149794213) 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, 105230 + ... + 106643.

It is an arithmetic number, because the mean of its divisors is an integer number (21611148).

Almost surely, 2^149794211 is an apocalyptic number.

149794211 is a deficient number, since it is larger than the sum of its proper divisors (23094973).

149794211 is a wasteful number, since it uses less digits than its factorization.

149794211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211981.

The product of its digits is 18144, while the sum is 38.

The square root of 149794211 is about 12239.0445297008. The cubic root of 149794211 is about 531.0861917841.

The spelling of 149794211 in words is "one hundred forty-nine million, seven hundred ninety-four thousand, two hundred eleven".