2456421622 has 8 divisors (see below), whose sum is σ = 3711141000. Its totient is φ = 1219374624.

The previous prime is 2456421619. The next prime is 2456421623. The reversal of 2456421622 is 2261246542.

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

It is a super-2 number, since 2×2456421622² = 12068014370058221768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2456421623) 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, 4417747 + ... + 4418302.

It is an arithmetic number, because the mean of its divisors is an integer number (463892625).

Almost surely, 2^2456421622 is an apocalyptic number.

2456421622 is a deficient number, since it is larger than the sum of its proper divisors (1254719378).

2456421622 is a wasteful number, since it uses less digits than its factorization.

2456421622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8836190.

The product of its digits is 46080, while the sum is 34.

The square root of 2456421622 is about 49562.3004106952. The cubic root of 2456421622 is about 1349.2765436951.

The spelling of 2456421622 in words is "two billion, four hundred fifty-six million, four hundred twenty-one thousand, six hundred twenty-two".