2620631346 has 32 divisors (see below), whose sum is σ = 5300288448. Its totient is φ = 863723520.

The previous prime is 2620631341. The next prime is 2620631383. The reversal of 2620631346 is 6431360262.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2620631341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1228701 + ... + 1230831.

It is an arithmetic number, because the mean of its divisors is an integer number (165634014).

Almost surely, 2^2620631346 is an apocalyptic number.

2620631346 is an abundant number, since it is smaller than the sum of its proper divisors (2679657102).

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

2620631346 is a wasteful number, since it uses less digits than its factorization.

2620631346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4346.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 2620631346 is about 51192.1023791756. The cubic root of 2620631346 is about 1378.6964070727.

The spelling of 2620631346 in words is "two billion, six hundred twenty million, six hundred thirty-one thousand, three hundred forty-six".