10622440 has 16 divisors (see below), whose sum is σ = 23900580. Its totient is φ = 4248960.

The previous prime is 10622401. The next prime is 10622453. The reversal of 10622440 is 4422601.

It can be written as a sum of positive squares in 2 ways, for example, as 9696996 + 925444 = 3114^2 + 962^2 .

It is a super-2 number, since 2×10622440² = 225672463107200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132741 + ... + 132820.

Almost surely, 2^10622440 is an apocalyptic number.

10622440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10622440 is an abundant number, since it is smaller than the sum of its proper divisors (13278140).

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

10622440 is a wasteful number, since it uses less digits than its factorization.

10622440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265572 (or 265568 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 10622440 is about 3259.2084928706. The cubic root of 10622440 is about 219.8238259011.

The spelling of 10622440 in words is "ten million, six hundred twenty-two thousand, four hundred forty".