2247530 has 16 divisors (see below), whose sum is σ = 4064040. Its totient is φ = 894912.

The previous prime is 2247523. The next prime is 2247541. The reversal of 2247530 is 357422.

It can be written as a sum of positive squares in 4 ways, for example, as 776161 + 1471369 = 881^2 + 1213^2 .

It is a super-2 number, since 2×2247530² = 10102782201800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2247496 and 2247505.

It is a congruent number.

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, 2816 + ... + 3524.

2^2247530 is an apocalyptic number.

2247530 is a deficient number, since it is larger than the sum of its proper divisors (1816510).

2247530 is a wasteful number, since it uses less digits than its factorization.

2247530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2247530 is about 1499.1764405833. The cubic root of 2247530 is about 130.9891022926.

The spelling of 2247530 in words is "two million, two hundred forty-seven thousand, five hundred thirty".