425958447 has 4 divisors (see below), whose sum is σ = 567944600. Its totient is φ = 283972296.

The previous prime is 425958439. The next prime is 425958461. The reversal of 425958447 is 744859524.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 425958447 - 2³ = 425958439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425958396 and 425958405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425958487) 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, 70993072 + ... + 70993077.

It is an arithmetic number, because the mean of its divisors is an integer number (141986150).

Almost surely, 2^425958447 is an apocalyptic number.

425958447 is a deficient number, since it is larger than the sum of its proper divisors (141986153).

425958447 is a wasteful number, since it uses less digits than its factorization.

425958447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141986152.

The product of its digits is 1612800, while the sum is 48.

The square root of 425958447 is about 20638.7607912878. The cubic root of 425958447 is about 752.4120547840.

The spelling of 425958447 in words is "four hundred twenty-five million, nine hundred fifty-eight thousand, four hundred forty-seven".