429022490 has 32 divisors (see below), whose sum is σ = 836284176. Its totient is φ = 157524480.

The previous prime is 429022471. The next prime is 429022513. The reversal of 429022490 is 94220924.

It can be written as a sum of positive squares in 8 ways, for example, as 25775929 + 403246561 = 5077^2 + 20081^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14414 + ... + 32646.

Almost surely, 2^429022490 is an apocalyptic number.

429022490 is a deficient number, since it is larger than the sum of its proper divisors (407261686).

429022490 is a wasteful number, since it uses less digits than its factorization.

429022490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18434.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 429022490 is about 20712.8580838087. The cubic root of 429022490 is about 754.2118524185.

The spelling of 429022490 in words is "four hundred twenty-nine million, twenty-two thousand, four hundred ninety".