429252550 has 48 divisors (see below), whose sum is σ = 848383200. Its totient is φ = 161026560.

The previous prime is 429252529. The next prime is 429252563. The reversal of 429252550 is 55252924.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 295927 + ... + 297373.

It is an arithmetic number, because the mean of its divisors is an integer number (17674650).

Almost surely, 2^429252550 is an apocalyptic number.

429252550 is a deficient number, since it is larger than the sum of its proper divisors (419130650).

429252550 is a wasteful number, since it uses less digits than its factorization.

429252550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 429252550 is about 20718.4108946608. The cubic root of 429252550 is about 754.3466417569.

The spelling of 429252550 in words is "four hundred twenty-nine million, two hundred fifty-two thousand, five hundred fifty".