229292649 has 12 divisors (see below), whose sum is σ = 338247936. Its totient is φ = 149609112.

The previous prime is 229292639. The next prime is 229292659. The reversal of 229292649 is 946292922.

It is an interprime number because it is at equal distance from previous prime (229292639) and next prime (229292659).

It is not a de Polignac number, because 229292649 - 2⁴ = 229292633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229292629) 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, 270609 + ... + 271454.

It is an arithmetic number, because the mean of its divisors is an integer number (28187328).

Almost surely, 2^229292649 is an apocalyptic number.

It is an amenable number.

229292649 is a deficient number, since it is larger than the sum of its proper divisors (108955287).

229292649 is a wasteful number, since it uses less digits than its factorization.

229292649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542116 (or 542113 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 229292649 is about 15142.4122582896. The cubic root of 229292649 is about 612.0638229607.

The spelling of 229292649 in words is "two hundred twenty-nine million, two hundred ninety-two thousand, six hundred forty-nine".