4207998632 has 8 divisors (see below), whose sum is σ = 7889997450. Its totient is φ = 2103999312.

The previous prime is 4207998631. The next prime is 4207998659. The reversal of 4207998632 is 2368997024.

It can be written as a sum of positive squares in only one way, i.e., 3587291236 + 620707396 = 59894^2 + 24914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4207998631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262999907 + ... + 262999922.

Almost surely, 2^4207998632 is an apocalyptic number.

It is an amenable number.

4207998632 is a deficient number, since it is larger than the sum of its proper divisors (3681998818).

4207998632 is a wasteful number, since it uses less digits than its factorization.

4207998632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525999835 (or 525999831 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 4207998632 is about 64869.0884165948. The cubic root of 4207998632 is about 1614.4522204899.

The spelling of 4207998632 in words is "four billion, two hundred seven million, nine hundred ninety-eight thousand, six hundred thirty-two".