4240299442 has 4 divisors (see below), whose sum is σ = 6360449166. Its totient is φ = 2120149720.

The previous prime is 4240299431. The next prime is 4240299449. The reversal of 4240299442 is 2449920424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4028567841 + 211731601 = 63471^2 + 14551^2 .

It is a super-2 number, since 2×4240299442² = 35960278715651022728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4240299395 and 4240299404.

It is not an unprimeable number, because it can be changed into a prime (4240299449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060074859 + ... + 1060074862.

Almost surely, 2^4240299442 is an apocalyptic number.

4240299442 is a deficient number, since it is larger than the sum of its proper divisors (2120149724).

4240299442 is a wasteful number, since it uses less digits than its factorization.

4240299442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120149723.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 4240299442 is about 65117.5816657836. The cubic root of 4240299442 is about 1618.5725679973.

The spelling of 4240299442 in words is "four billion, two hundred forty million, two hundred ninety-nine thousand, four hundred forty-two".