4015222402 has 8 divisors (see below), whose sum is σ = 6046829712. Its totient is φ = 1999612500.

The previous prime is 4015222397. The next prime is 4015222411. The reversal of 4015222402 is 2042225104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4015222402² = 32244021875045299208, 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, 3998724 + ... + 3999727.

It is an arithmetic number, because the mean of its divisors is an integer number (755853714).

Almost surely, 2^4015222402 is an apocalyptic number.

4015222402 is a deficient number, since it is larger than the sum of its proper divisors (2031607310).

4015222402 is a wasteful number, since it uses less digits than its factorization.

4015222402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7998704.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 4015222402 is about 63365.7825801907. The cubic root of 4015222402 is about 1589.4121743578.

Adding to 4015222402 its reverse (2042225104), we get a palindrome (6057447506).

The spelling of 4015222402 in words is "four billion, fifteen million, two hundred twenty-two thousand, four hundred two".