149297776 has 10 divisors (see below), whose sum is σ = 289264472. Its totient is φ = 74648880.

The previous prime is 149297773. The next prime is 149297783. The reversal of 149297776 is 677792941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149297773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4665540 + ... + 4665571.

Almost surely, 2^149297776 is an apocalyptic number.

149297776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149297776 is a deficient number, since it is larger than the sum of its proper divisors (139966696).

149297776 is an equidigital number, since it uses as much as digits as its factorization.

149297776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9331119 (or 9331113 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 52.

The square root of 149297776 is about 12218.7469079280. The cubic root of 149297776 is about 530.4988491795.

The spelling of 149297776 in words is "one hundred forty-nine million, two hundred ninety-seven thousand, seven hundred seventy-six".