3505426 has 16 divisors (see below), whose sum is σ = 5446080. Its totient is φ = 1691280.

The previous prime is 3505421. The next prime is 3505457. The reversal of 3505426 is 6245053.

It is a super-2 number, since 2×3505426² = 24576022882952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3505426.

It is not an unprimeable number, because it can be changed into a prime (3505421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6955 + ... + 7441.

It is an arithmetic number, because the mean of its divisors is an integer number (340380).

Almost surely, 2^3505426 is an apocalyptic number.

3505426 is a deficient number, since it is larger than the sum of its proper divisors (1940654).

3505426 is a wasteful number, since it uses less digits than its factorization.

3505426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 3505426 is about 1872.2782912804. The cubic root of 3505426 is about 151.9078677588.

It can be divided in two parts, 350 and 5426, that added together give a square (5776 = 76²).

The spelling of 3505426 in words is "three million, five hundred five thousand, four hundred twenty-six".