425457433 has 2 divisors, whose sum is σ = 425457434. Its totient is φ = 425457432.

The previous prime is 425457407. The next prime is 425457479. The reversal of 425457433 is 334754524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293368384 + 132089049 = 17128^2 + 11493^2 .

It is a cyclic number.

It is not a de Polignac number, because 425457433 - 2⁵ = 425457401 is a prime.

It is a super-4 number, since 4×425457433⁴ (a number of 36 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425457392 and 425457401.

It is not a weakly prime, because it can be changed into another prime (425457233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212728716 + 212728717.

It is an arithmetic number, because the mean of its divisors is an integer number (212728717).

Almost surely, 2^425457433 is an apocalyptic number.

It is an amenable number.

425457433 is a deficient number, since it is larger than the sum of its proper divisors (1).

425457433 is an equidigital number, since it uses as much as digits as its factorization.

425457433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 37.

The square root of 425457433 is about 20626.6195242943. The cubic root of 425457433 is about 752.1169423773.

The spelling of 425457433 in words is "four hundred twenty-five million, four hundred fifty-seven thousand, four hundred thirty-three".