3658782258 has 16 divisors (see below), whose sum is σ = 8130627360. Its totient is φ = 1219594068.

The previous prime is 3658782251. The next prime is 3658782277. The reversal of 3658782258 is 8522878563.

3658782258 is a `hidden beast` number, since 3 + 6 + 587 + 8 + 2 + 2 + 58 = 666.

It is a super-2 number, since 2×3658782258² = 26773375222911157128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 67755227 = 3658782258 / (3 + 6 + 5 + 8 + 7 + 8 + 2 + 2 + 5 + 8).

It is not an unprimeable number, because it can be changed into a prime (3658782251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33877560 + ... + 33877667.

It is an arithmetic number, because the mean of its divisors is an integer number (508164210).

Almost surely, 2^3658782258 is an apocalyptic number.

3658782258 is an abundant number, since it is smaller than the sum of its proper divisors (4471845102).

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

3658782258 is a wasteful number, since it uses less digits than its factorization.

3658782258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67755238 (or 67755232 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 3658782258 is about 60487.8686845553. The cubic root of 3658782258 is about 1540.9156102900.

The spelling of 3658782258 in words is "three billion, six hundred fifty-eight million, seven hundred eighty-two thousand, two hundred fifty-eight".