4245622902 has 48 divisors (see below), whose sum is σ = 9377525040. Its totient is φ = 1387907136.

The previous prime is 4245622873. The next prime is 4245622943. The reversal of 4245622902 is 2092265424.

It is a happy number.

4245622902 is a `hidden beast` number, since 4 + 2 + 4 + 562 + 2 + 90 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268488 + ... + 283860.

It is an arithmetic number, because the mean of its divisors is an integer number (195365105).

Almost surely, 2^4245622902 is an apocalyptic number.

4245622902 is an abundant number, since it is smaller than the sum of its proper divisors (5131902138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4245622902 is a wasteful number, since it uses less digits than its factorization.

4245622902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15677 (or 15674 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 4245622902 is about 65158.4445946955. Note that the first 3 decimals coincide. The cubic root of 4245622902 is about 1619.2496273377.

The spelling of 4245622902 in words is "four billion, two hundred forty-five million, six hundred twenty-two thousand, nine hundred two".