4290858 has 48 divisors (see below), whose sum is σ = 10928736. Its totient is φ = 1199520.

The previous prime is 4290833. The next prime is 4290887. The reversal of 4290858 is 8580924.

It is a super-2 number, since 2×4290858² = 36822924752328, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4² + 2²² + 9⁵ + 0 + 8⁴ + 5⁴ + 8⁵ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1741 + ... + 3407.

It is an arithmetic number, because the mean of its divisors is an integer number (227682).

Almost surely, 2^4290858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4290858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5464368).

4290858 is an abundant number, since it is smaller than the sum of its proper divisors (6637878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4290858 is a wasteful number, since it uses less digits than its factorization.

4290858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699 (or 1696 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 4290858 is about 2071.4386305174. The cubic root of 4290858 is about 162.4980102320.

The spelling of 4290858 in words is "four million, two hundred ninety thousand, eight hundred fifty-eight".