2920722 has 32 divisors (see below), whose sum is σ = 6728832. Its totient is φ = 827904.

The previous prime is 2920693. The next prime is 2920739. The reversal of 2920722 is 2270292.

It is a d-powerful number, because it can be written as 2 + 9 + 2⁴ + 0 + 7⁷ + 2²⁰ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 2920692 and 2920701.

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, 8098 + ... + 8450.

It is an arithmetic number, because the mean of its divisors is an integer number (210276).

2^2920722 is an apocalyptic number.

2920722 is an abundant number, since it is smaller than the sum of its proper divisors (3808110).

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

2920722 is a wasteful number, since it uses less digits than its factorization.

2920722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2920722 is about 1709.0119952768. The cubic root of 2920722 is about 142.9431694237.

The spelling of 2920722 in words is "two million, nine hundred twenty thousand, seven hundred twenty-two".