3529978164 has 96 divisors (see below), whose sum is σ = 9286704000. Its totient is φ = 1159411968.

The previous prime is 3529978163. The next prime is 3529978171. The reversal of 3529978164 is 4618799253.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 3529978164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3529978163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4257702 + ... + 4258530.

It is an arithmetic number, because the mean of its divisors is an integer number (96736500).

Almost surely, 2^3529978164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3529978164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4643352000).

3529978164 is an abundant number, since it is smaller than the sum of its proper divisors (5756725836).

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

3529978164 is a wasteful number, since it uses less digits than its factorization.

3529978164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374 (or 1366 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The square root of 3529978164 is about 59413.6193477556. The cubic root of 3529978164 is about 1522.6169950619.

The spelling of 3529978164 in words is "three billion, five hundred twenty-nine million, nine hundred seventy-eight thousand, one hundred sixty-four".