425927043 has 12 divisors (see below), whose sum is σ = 615526080. Its totient is φ = 283813776.

The previous prime is 425927039. The next prime is 425927057. The reversal of 425927043 is 340729524.

It is a Cunningham number, because it is equal to 20638²-1.

It is not a de Polignac number, because 425927043 - 2² = 425927039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425926989 and 425927007.

It is not an unprimeable number, because it can be changed into a prime (425927093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10318 + ... + 30956.

It is an arithmetic number, because the mean of its divisors is an integer number (51293840).

Almost surely, 2^425927043 is an apocalyptic number.

425927043 is a deficient number, since it is larger than the sum of its proper divisors (189599037).

425927043 is a wasteful number, since it uses less digits than its factorization.

425927043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22938 (or 22935 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 425927043 is about 20637.9999757728. Note that the first 4 decimals coincide. The cubic root of 425927043 is about 752.3935636776.

The spelling of 425927043 in words is "four hundred twenty-five million, nine hundred twenty-seven thousand, forty-three".