3698534 has 16 divisors (see below), whose sum is σ = 6436608. Its totient is φ = 1561032.

The previous prime is 3698531. The next prime is 3698551. The reversal of 3698534 is 4358963.

It is a d-powerful number, because it can be written as 3⁸ + 6² + 9² + 8⁷ + 5³ + 3¹³ + 4⁴ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034 + ... + 2909.

It is an arithmetic number, because the mean of its divisors is an integer number (402288).

Almost surely, 2^3698534 is an apocalyptic number.

3698534 is a deficient number, since it is larger than the sum of its proper divisors (2738074).

3698534 is a wasteful number, since it uses less digits than its factorization.

3698534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019.

The product of its digits is 77760, while the sum is 38.

The square root of 3698534 is about 1923.1572998588. The cubic root of 3698534 is about 154.6476073506.

The spelling of 3698534 in words is "three million, six hundred ninety-eight thousand, five hundred thirty-four".