405562425 has 24 divisors (see below), whose sum is σ = 671340960. Its totient is φ = 216038400.

The previous prime is 405562403. The next prime is 405562433. The reversal of 405562425 is 524265504.

It is not a de Polignac number, because 405562425 - 2⁸ = 405562169 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70041 + ... + 75609.

It is an arithmetic number, because the mean of its divisors is an integer number (27972540).

Almost surely, 2^405562425 is an apocalyptic number.

It is an amenable number.

405562425 is a deficient number, since it is larger than the sum of its proper divisors (265778535).

405562425 is a wasteful number, since it uses less digits than its factorization.

405562425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553 (or 6548 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 405562425 is about 20138.5805110489. The cubic root of 405562425 is about 740.2059476693.

The spelling of 405562425 in words is "four hundred five million, five hundred sixty-two thousand, four hundred twenty-five".