425980406 has 8 divisors (see below), whose sum is σ = 654555384. Its totient is φ = 207795280.

The previous prime is 425980381. The next prime is 425980409. The reversal of 425980406 is 604089524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 425980406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425980409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2597360 + ... + 2597523.

It is an arithmetic number, because the mean of its divisors is an integer number (81819423).

Almost surely, 2^425980406 is an apocalyptic number.

425980406 is a deficient number, since it is larger than the sum of its proper divisors (228574978).

425980406 is a wasteful number, since it uses less digits than its factorization.

425980406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5194926.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 425980406 is about 20639.2927688911. The cubic root of 425980406 is about 752.4249840048.

The spelling of 425980406 in words is "four hundred twenty-five million, nine hundred eighty thousand, four hundred six".