149372722 has 8 divisors (see below), whose sum is σ = 224127900. Its totient is φ = 74663424.

The previous prime is 149372683. The next prime is 149372731. The reversal of 149372722 is 227273941.

It can be written as a sum of positive squares in 2 ways, for example, as 149352841 + 19881 = 12221^2 + 141^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647 + ... + 17362.

Almost surely, 2^149372722 is an apocalyptic number.

149372722 is a deficient number, since it is larger than the sum of its proper divisors (74755178).

149372722 is a wasteful number, since it uses less digits than its factorization.

149372722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22940.

The product of its digits is 42336, while the sum is 37.

The square root of 149372722 is about 12221.8133679090. The cubic root of 149372722 is about 530.5876027136.

The spelling of 149372722 in words is "one hundred forty-nine million, three hundred seventy-two thousand, seven hundred twenty-two".