425220542 has 8 divisors (see below), whose sum is σ = 638442000. Its totient is φ = 212406544.

The previous prime is 425220503. The next prime is 425220557. The reversal of 425220542 is 245022524.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99242 + ... + 103437.

It is an arithmetic number, because the mean of its divisors is an integer number (79805250).

Almost surely, 2^425220542 is an apocalyptic number.

425220542 is a deficient number, since it is larger than the sum of its proper divisors (213221458).

425220542 is a wasteful number, since it uses less digits than its factorization.

425220542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203730.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 425220542 is about 20620.8763635302. The cubic root of 425220542 is about 751.9773257367.

The spelling of 425220542 in words is "four hundred twenty-five million, two hundred twenty thousand, five hundred forty-two".