425433929 has 2 divisors, whose sum is σ = 425433930. Its totient is φ = 425433928.

The previous prime is 425433919. The next prime is 425433977. The reversal of 425433929 is 929334524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 351937600 + 73496329 = 18760^2 + 8573^2 .

It is a cyclic number.

It is not a de Polignac number, because 425433929 - 2⁴ = 425433913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (425433919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212716964 + 212716965.

It is an arithmetic number, because the mean of its divisors is an integer number (212716965).

Almost surely, 2^425433929 is an apocalyptic number.

It is an amenable number.

425433929 is a deficient number, since it is larger than the sum of its proper divisors (1).

425433929 is an equidigital number, since it uses as much as digits as its factorization.

425433929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 425433929 is about 20626.0497672240. The cubic root of 425433929 is about 752.1030921221.

It can be divided in two parts, 4254 and 33929, that added together give a palindrome (38183).

The spelling of 425433929 in words is "four hundred twenty-five million, four hundred thirty-three thousand, nine hundred twenty-nine".