4243620492 has 36 divisors (see below), whose sum is σ = 10730112120. Its totient is φ = 1414120512.

The previous prime is 4243620487. The next prime is 4243620517. The reversal of 4243620492 is 2940263424.

4243620492 is a `hidden beast` number, since 4 + 24 + 3 + 620 + 4 + 9 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120448 + ... + 151640.

It is an arithmetic number, because the mean of its divisors is an integer number (298058670).

Almost surely, 2^4243620492 is an apocalyptic number.

It is an amenable number.

4243620492 is an abundant number, since it is smaller than the sum of its proper divisors (6486491628).

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

4243620492 is a wasteful number, since it uses less digits than its factorization.

4243620492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34982 (or 34977 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 4243620492 is about 65143.0770842152. The cubic root of 4243620492 is about 1618.9950191130.

The spelling of 4243620492 in words is "four billion, two hundred forty-three million, six hundred twenty thousand, four hundred ninety-two".