3698147 has 4 divisors (see below), whose sum is σ = 3858960. Its totient is φ = 3537336.

The previous prime is 3698143. The next prime is 3698153. The reversal of 3698147 is 7418963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7418963 = 1451 ⋅5113.

It is a cyclic number.

It is not a de Polignac number, because 3698147 - 2² = 3698143 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3698147.

It is not an unprimeable number, because it can be changed into a prime (3698143) 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 3 ways as a sum of consecutive naturals, for example, 80372 + ... + 80417.

It is an arithmetic number, because the mean of its divisors is an integer number (964740).

Almost surely, 2^3698147 is an apocalyptic number.

3698147 is a deficient number, since it is larger than the sum of its proper divisors (160813).

3698147 is a wasteful number, since it uses less digits than its factorization.

3698147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160812.

The product of its digits is 36288, while the sum is 38.

The square root of 3698147 is about 1923.0566814319. The cubic root of 3698147 is about 154.6422132573.

The spelling of 3698147 in words is "three million, six hundred ninety-eight thousand, one hundred forty-seven".