3624778120 has 64 divisors (see below), whose sum is σ = 8375685120. Its totient is φ = 1411248384.

The previous prime is 3624778111. The next prime is 3624778141. The reversal of 3624778120 is 218774263.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262509 + ... + 275971.

It is an arithmetic number, because the mean of its divisors is an integer number (130870080).

Almost surely, 2^3624778120 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 3624778120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4187842560).

3624778120 is an abundant number, since it is smaller than the sum of its proper divisors (4750907000).

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

3624778120 is a wasteful number, since it uses less digits than its factorization.

3624778120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13654 (or 13650 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 3624778120 is about 60206.1302526578. The cubic root of 3624778120 is about 1536.1270703341.

3624778120 divided by its sum of digits (40) gives a triangular number (90619453 = T₁₃₄₆₂).

The spelling of 3624778120 in words is "three billion, six hundred twenty-four million, seven hundred seventy-eight thousand, one hundred twenty".