2240012402 has 4 divisors (see below), whose sum is σ = 3360018606. Its totient is φ = 1120006200.

The previous prime is 2240012399. The next prime is 2240012413. The reversal of 2240012402 is 2042100422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2042100422 = 2 ⋅1021050211.

It can be written as a sum of positive squares in only one way, i.e., 1325615281 + 914397121 = 36409^2 + 30239^2 .

It is a super-2 number, since 2×2240012402² = 10035311122227619208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560003099 + ... + 560003102.

Almost surely, 2^2240012402 is an apocalyptic number.

2240012402 is a deficient number, since it is larger than the sum of its proper divisors (1120006204).

2240012402 is a wasteful number, since it uses less digits than its factorization.

2240012402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120006203.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2240012402 is about 47328.7692846539. The cubic root of 2240012402 is about 1308.4289388189.

Adding to 2240012402 its reverse (2042100422), we get a palindrome (4282112824).

The spelling of 2240012402 in words is "two billion, two hundred forty million, twelve thousand, four hundred two".