4218240902 has 16 divisors (see below), whose sum is σ = 6349592592. Its totient is φ = 2101723680.

The previous prime is 4218240883. The next prime is 4218240919. The reversal of 4218240902 is 2090428124.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756308 + ... + 761864.

It is an arithmetic number, because the mean of its divisors is an integer number (396849537).

Almost surely, 2^4218240902 is an apocalyptic number.

4218240902 is a deficient number, since it is larger than the sum of its proper divisors (2131351690).

4218240902 is a wasteful number, since it uses less digits than its factorization.

4218240902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6823.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 4218240902 is about 64947.9861273619. The cubic root of 4218240902 is about 1615.7610182638.

The spelling of 4218240902 in words is "four billion, two hundred eighteen million, two hundred forty thousand, nine hundred two".