429344731 has 2 divisors, whose sum is σ = 429344732. Its totient is φ = 429344730.

The previous prime is 429344717. The next prime is 429344753. The reversal of 429344731 is 137443924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 429344731 - 2⁹ = 429344219 is a prime.

It is a super-2 number, since 2×429344731² = 368673796074924722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (429344791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214672365 + 214672366.

It is an arithmetic number, because the mean of its divisors is an integer number (214672366).

Almost surely, 2^429344731 is an apocalyptic number.

429344731 is a deficient number, since it is larger than the sum of its proper divisors (1).

429344731 is an equidigital number, since it uses as much as digits as its factorization.

429344731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 37.

The square root of 429344731 is about 20720.6353908368. The cubic root of 429344731 is about 754.4006359621.

The spelling of 429344731 in words is "four hundred twenty-nine million, three hundred forty-four thousand, seven hundred thirty-one".