2744434620 has 72 divisors (see below), whose sum is σ = 8407264320. Its totient is φ = 724598400.

The previous prime is 2744434577. The next prime is 2744434621. The reversal of 2744434620 is 264344472.

2744434620 is a `hidden beast` number, since 27 + 4 + 4 + 4 + 3 + 4 + 620 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2744434621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57300 + ... + 93659.

It is an arithmetic number, because the mean of its divisors is an integer number (116767560).

Almost surely, 2^2744434620 is an apocalyptic number.

2744434620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2744434620 is an abundant number, since it is smaller than the sum of its proper divisors (5662829700).

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

2744434620 is a wasteful number, since it uses less digits than its factorization.

2744434620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151075 (or 151070 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

The square root of 2744434620 is about 52387.3517177572. The cubic root of 2744434620 is about 1400.0739110639.

The spelling of 2744434620 in words is "two billion, seven hundred forty-four million, four hundred thirty-four thousand, six hundred twenty".