2858356061 has 4 divisors (see below), whose sum is σ = 3118206624. Its totient is φ = 2598505500.

The previous prime is 2858356057. The next prime is 2858356093. The reversal of 2858356061 is 1606538582.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2858356061 - 2² = 2858356057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858356031) 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, 129925265 + ... + 129925286.

It is an arithmetic number, because the mean of its divisors is an integer number (779551656).

Almost surely, 2^2858356061 is an apocalyptic number.

It is an amenable number.

2858356061 is a deficient number, since it is larger than the sum of its proper divisors (259850563).

2858356061 is a wasteful number, since it uses less digits than its factorization.

2858356061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259850562.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 2858356061 is about 53463.5956609729. The cubic root of 2858356061 is about 1419.1842271003.

The spelling of 2858356061 in words is "two billion, eight hundred fifty-eight million, three hundred fifty-six thousand, sixty-one".