3506436 has 24 divisors (see below), whose sum is σ = 9091040. Its totient is φ = 1168776.

The previous prime is 3506423. The next prime is 3506479. The reversal of 3506436 is 6346053.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16126 + ... + 16341.

Almost surely, 2^3506436 is an apocalyptic number.

3506436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3506436 is an abundant number, since it is smaller than the sum of its proper divisors (5584604).

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

3506436 is a wasteful number, since it uses less digits than its factorization.

3506436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32480 (or 32472 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3506436 is about 1872.5479967146. The cubic root of 3506436 is about 151.9224558301.

It can be divided in two parts, 350 and 6436, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 3506436 in words is "three million, five hundred six thousand, four hundred thirty-six".