425452434 has 32 divisors (see below), whose sum is σ = 930588480. Its totient is φ = 128601600.

The previous prime is 425452403. The next prime is 425452441. The reversal of 425452434 is 434254524.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 425452395 and 425452404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19114 + ... + 34874.

It is an arithmetic number, because the mean of its divisors is an integer number (29080890).

Almost surely, 2^425452434 is an apocalyptic number.

425452434 is an abundant number, since it is smaller than the sum of its proper divisors (505136046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425452434 is a wasteful number, since it uses less digits than its factorization.

425452434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16186.

The product of its digits is 76800, while the sum is 33.

The square root of 425452434 is about 20626.4983455748. The cubic root of 425452434 is about 752.1139966480.

The spelling of 425452434 in words is "four hundred twenty-five million, four hundred fifty-two thousand, four hundred thirty-four".