7344770220 has 144 divisors (see below), whose sum is σ = 22565088000. Its totient is φ = 1933642368.

The previous prime is 7344770171. The next prime is 7344770233. The reversal of 7344770220 is 220774437.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4899031 + ... + 4900529.

It is an arithmetic number, because the mean of its divisors is an integer number (156702000).

Almost surely, 2^7344770220 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 7344770220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11282544000).

7344770220 is an abundant number, since it is smaller than the sum of its proper divisors (15220317780).

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

7344770220 is a wasteful number, since it uses less digits than its factorization.

7344770220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 7344770220 is about 85701.6348735542. The cubic root of 7344770220 is about 1943.8350308366.

The spelling of 7344770220 in words is "seven billion, three hundred forty-four million, seven hundred seventy thousand, two hundred twenty".