2042320615 has 4 divisors (see below), whose sum is σ = 2450784744. Its totient is φ = 1633856488.

The previous prime is 2042320613. The next prime is 2042320639. The reversal of 2042320615 is 5160232402.

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

It is a cyclic number.

It is not a de Polignac number, because 2042320615 - 2¹ = 2042320613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2042320615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042320613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204232057 + ... + 204232066.

It is an arithmetic number, because the mean of its divisors is an integer number (612696186).

Almost surely, 2^2042320615 is an apocalyptic number.

2042320615 is a deficient number, since it is larger than the sum of its proper divisors (408464129).

2042320615 is an equidigital number, since it uses as much as digits as its factorization.

2042320615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408464128.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2042320615 is about 45192.0415006890. The cubic root of 2042320615 is about 1268.7458665367.

The spelling of 2042320615 in words is "two billion, forty-two million, three hundred twenty thousand, six hundred fifteen".