425238494 has 8 divisors (see below), whose sum is σ = 644433888. Its totient is φ = 210427200.

The previous prime is 425238461. The next prime is 425238497. The reversal of 425238494 is 494832524.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425238497) 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, 1095782 + ... + 1096169.

It is an arithmetic number, because the mean of its divisors is an integer number (80554236).

Almost surely, 2^425238494 is an apocalyptic number.

425238494 is a deficient number, since it is larger than the sum of its proper divisors (219195394).

425238494 is a wasteful number, since it uses less digits than its factorization.

425238494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192050.

The product of its digits is 276480, while the sum is 41.

The square root of 425238494 is about 20621.3116459647. The cubic root of 425238494 is about 751.9879079371.

The spelling of 425238494 in words is "four hundred twenty-five million, two hundred thirty-eight thousand, four hundred ninety-four".