2273970 has 32 divisors (see below), whose sum is σ = 5497920. Its totient is φ = 601920.

The previous prime is 2273963. The next prime is 2273981. The reversal of 2273970 is 793722.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a d-powerful number, because it can be written as 2⁵ + 2²¹ + 7 + 3¹⁰ + 9² + 7⁶ + 0 .

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, 6705 + ... + 7035.

It is an arithmetic number, because the mean of its divisors is an integer number (171810).

2^2273970 is an apocalyptic number.

2273970 is an abundant number, since it is smaller than the sum of its proper divisors (3223950).

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

2273970 is a wasteful number, since it uses less digits than its factorization.

2273970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 2273970 is about 1507.9688325692. The cubic root of 2273970 is about 131.5007541871.

The spelling of 2273970 in words is "two million, two hundred seventy-three thousand, nine hundred seventy".