3421858 has 8 divisors (see below), whose sum is σ = 5599440. Its totient is φ = 1555380.

The previous prime is 3421853. The next prime is 3421861. The reversal of 3421858 is 8581243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3421858² = 23418224344328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3421853) 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, 77748 + ... + 77791.

It is an arithmetic number, because the mean of its divisors is an integer number (699930).

Almost surely, 2^3421858 is an apocalyptic number.

3421858 is a deficient number, since it is larger than the sum of its proper divisors (2177582).

3421858 is a wasteful number, since it uses less digits than its factorization.

3421858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155552.

The product of its digits is 7680, while the sum is 31.

The square root of 3421858 is about 1849.8264783487. The cubic root of 3421858 is about 150.6910044568.

The spelling of 3421858 in words is "three million, four hundred twenty-one thousand, eight hundred fifty-eight".