3642440519 has 8 divisors (see below), whose sum is σ = 3866884560. Its totient is φ = 3419127936.

The previous prime is 3642440497. The next prime is 3642440567. The reversal of 3642440519 is 9150442463.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3642440519 is a prime.

It is a super-2 number, since 2×3642440519² = 26534745868905978722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642440119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276224 + ... + 289109.

It is an arithmetic number, because the mean of its divisors is an integer number (483360570).

Almost surely, 2^3642440519 is an apocalyptic number.

3642440519 is a deficient number, since it is larger than the sum of its proper divisors (224444041).

3642440519 is a wasteful number, since it uses less digits than its factorization.

3642440519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565729.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 3642440519 is about 60352.6347312195. The cubic root of 3642440519 is about 1538.6180494774.

The spelling of 3642440519 in words is "three billion, six hundred forty-two million, four hundred forty thousand, five hundred nineteen".