3620952140 has 48 divisors (see below), whose sum is σ = 8206024512. Its totient is φ = 1334174976.

The previous prime is 3620952119. The next prime is 3620952143. The reversal of 3620952140 is 412590263.

It is a happy number.

It is a super-2 number, since 2×3620952140² = 26222588800341159200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3620952097 and 3620952106.

It is not an unprimeable number, because it can be changed into a prime (3620952143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112322 + ... + 140918.

It is an arithmetic number, because the mean of its divisors is an integer number (170958844).

Almost surely, 2^3620952140 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 3620952140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4103012256).

3620952140 is an abundant number, since it is smaller than the sum of its proper divisors (4585072372).

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

3620952140 is a wasteful number, since it uses less digits than its factorization.

3620952140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29106 (or 29104 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 3620952140 is about 60174.3478568734. The cubic root of 3620952140 is about 1535.5864155893.

The spelling of 3620952140 in words is "three billion, six hundred twenty million, nine hundred fifty-two thousand, one hundred forty".