382491429 has 4 divisors (see below), whose sum is σ = 509988576. Its totient is φ = 254994284.

The previous prime is 382491397. The next prime is 382491479. The reversal of 382491429 is 924194283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 382491429 - 2⁵ = 382491397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382491479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63748569 + ... + 63748574.

It is an arithmetic number, because the mean of its divisors is an integer number (127497144).

Almost surely, 2^382491429 is an apocalyptic number.

It is an amenable number.

382491429 is a deficient number, since it is larger than the sum of its proper divisors (127497147).

382491429 is a wasteful number, since it uses less digits than its factorization.

382491429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127497146.

The product of its digits is 124416, while the sum is 42.

The square root of 382491429 is about 19557.3880924831. The cubic root of 382491429 is about 725.8951631664.

The spelling of 382491429 in words is "three hundred eighty-two million, four hundred ninety-one thousand, four hundred twenty-nine".