4382649090 has 48 divisors (see below), whose sum is σ = 11398281336. Its totient is φ = 1168358400.

The previous prime is 4382649049. The next prime is 4382649133. The reversal of 4382649090 is 909462834.

It can be written as a sum of positive squares in 4 ways, for example, as 3640794921 + 741854169 = 60339^2 + 27237^2 .

It is a super-2 number, since 2×4382649090² = 38415226092155656200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 470680 + ... + 479900.

Almost surely, 2^4382649090 is an apocalyptic number.

4382649090 is an abundant number, since it is smaller than the sum of its proper divisors (7015632246).

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

4382649090 is a wasteful number, since it uses less digits than its factorization.

4382649090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14515 (or 14512 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 4382649090 is about 66201.5792107711. The cubic root of 4382649090 is about 1636.4857689229.

The spelling of 4382649090 in words is "four billion, three hundred eighty-two million, six hundred forty-nine thousand, ninety".