4015242399 has 16 divisors (see below), whose sum is σ = 6120119808. Its totient is φ = 2293803552.

The previous prime is 4015242391. The next prime is 4015242401. The reversal of 4015242399 is 9932425104.

It is not a de Polignac number, because 4015242399 - 2³ = 4015242391 is a prime.

It is a super-2 number, since 2×4015242399² = 32244343045454550402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4015242391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60289 + ... + 108005.

It is an arithmetic number, because the mean of its divisors is an integer number (382507488).

Almost surely, 2^4015242399 is an apocalyptic number.

4015242399 is a deficient number, since it is larger than the sum of its proper divisors (2104877409).

4015242399 is a wasteful number, since it uses less digits than its factorization.

4015242399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51734.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 4015242399 is about 63365.9403702020. The cubic root of 4015242399 is about 1589.4148129350.

The spelling of 4015242399 in words is "four billion, fifteen million, two hundred forty-two thousand, three hundred ninety-nine".