2420805158 has 4 divisors (see below), whose sum is σ = 3631207740. Its totient is φ = 1210402578.

The previous prime is 2420805133. The next prime is 2420805173. The reversal of 2420805158 is 8515080242.

It is a happy number.

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

It is a super-2 number, since 2×2420805158² = 11720595225998809928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605201288 + ... + 605201291.

It is an arithmetic number, because the mean of its divisors is an integer number (907801935).

Almost surely, 2^2420805158 is an apocalyptic number.

2420805158 is a deficient number, since it is larger than the sum of its proper divisors (1210402582).

2420805158 is a wasteful number, since it uses less digits than its factorization.

2420805158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210402581.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 2420805158 is about 49201.6784063308. The cubic root of 2420805158 is about 1342.7235683786.

The spelling of 2420805158 in words is "two billion, four hundred twenty million, eight hundred five thousand, one hundred fifty-eight".