2401900019 has 4 divisors (see below), whose sum is σ = 2405099040. Its totient is φ = 2398701000.

The previous prime is 2401900013. The next prime is 2401900043. The reversal of 2401900019 is 9100091042.

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 2401900019 - 2⁴ = 2401900003 is a prime.

It is a super-2 number, since 2×2401900019² = 11538247402544400722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2401900013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1598384 + ... + 1599885.

It is an arithmetic number, because the mean of its divisors is an integer number (601274760).

Almost surely, 2^2401900019 is an apocalyptic number.

2401900019 is a deficient number, since it is larger than the sum of its proper divisors (3199021).

2401900019 is an equidigital number, since it uses as much as digits as its factorization.

2401900019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199020.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 2401900019 is about 49009.1830068611. The cubic root of 2401900019 is about 1339.2191223363.

The spelling of 2401900019 in words is "two billion, four hundred one million, nine hundred thousand, nineteen".