3428722 has 8 divisors (see below), whose sum is σ = 5610672. Its totient is φ = 1558500.

The previous prime is 3428717. The next prime is 3428743. The reversal of 3428722 is 2278243.

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

It is a super-2 number, since 2×3428722² = 23512269106568, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3³ + 4⁷ + 2¹⁸ + 8⁴ + 7³ + 2²⁰ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77904 + ... + 77947.

It is an arithmetic number, because the mean of its divisors is an integer number (701334).

Almost surely, 2^3428722 is an apocalyptic number.

3428722 is a deficient number, since it is larger than the sum of its proper divisors (2181950).

3428722 is a wasteful number, since it uses less digits than its factorization.

3428722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155864.

The product of its digits is 5376, while the sum is 28.

The square root of 3428722 is about 1851.6808580314. The cubic root of 3428722 is about 150.7916955841.

The spelling of 3428722 in words is "three million, four hundred twenty-eight thousand, seven hundred twenty-two".