10720522 has 16 divisors (see below), whose sum is σ = 17249760. Its totient is φ = 4981392.

The previous prime is 10720519. The next prime is 10720531. The reversal of 10720522 is 22502701.

It is a super-2 number, since 2×10720522² = 229859183904968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 10720522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648 + ... + 4675.

It is an arithmetic number, because the mean of its divisors is an integer number (1078110).

Almost surely, 2^10720522 is an apocalyptic number.

10720522 is a deficient number, since it is larger than the sum of its proper divisors (6529238).

10720522 is a wasteful number, since it uses less digits than its factorization.

10720522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5397.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 10720522 is about 3274.2208233410. The cubic root of 10720522 is about 220.4983331579.

The spelling of 10720522 in words is "ten million, seven hundred twenty thousand, five hundred twenty-two".