149234427 has 12 divisors (see below), whose sum is σ = 221182120. Its totient is φ = 99447300.

The previous prime is 149234413. The next prime is 149234429. The reversal of 149234427 is 724432941.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 149234427 - 2⁶ = 149234363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149234391 and 149234400.

It is not an unprimeable number, because it can be changed into a prime (149234429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62302 + ... + 64652.

Almost surely, 2^149234427 is an apocalyptic number.

149234427 is a deficient number, since it is larger than the sum of its proper divisors (71947693).

149234427 is an frugal number, since it uses more digits than its factorization.

149234427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711 (or 2354 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 149234427 is about 12216.1543457833. The cubic root of 149234427 is about 530.4238060300.

The spelling of 149234427 in words is "one hundred forty-nine million, two hundred thirty-four thousand, four hundred twenty-seven".