3685217022 has 48 divisors (see below), whose sum is σ = 8187117120. Its totient is φ = 1197312000.

The previous prime is 3685217017. The next prime is 3685217027. The reversal of 3685217022 is 2207125863.

3685217022 is a `hidden beast` number, since 3 + 68 + 521 + 70 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3685217017) and next prime (3685217027).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685217027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1179979 + ... + 1183097.

It is an arithmetic number, because the mean of its divisors is an integer number (170564940).

Almost surely, 2^3685217022 is an apocalyptic number.

3685217022 is an abundant number, since it is smaller than the sum of its proper divisors (4501900098).

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

3685217022 is a wasteful number, since it uses less digits than its factorization.

3685217022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4769 (or 4766 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 3685217022 is about 60705.9883537036. The cubic root of 3685217022 is about 1544.6177556907.

The spelling of 3685217022 in words is "three billion, six hundred eighty-five million, two hundred seventeen thousand, twenty-two".