3652143 has 12 divisors (see below), whose sum is σ = 5352984. Its totient is φ = 2213200.

The previous prime is 3652097. The next prime is 3652151. The reversal of 3652143 is 3412563.

It is a happy number.

It is not a de Polignac number, because 3652143 - 2¹⁰ = 3651119 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4668 + ... + 5393.

It is an arithmetic number, because the mean of its divisors is an integer number (446082).

Almost surely, 2^3652143 is an apocalyptic number.

3652143 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3652143 is a deficient number, since it is larger than the sum of its proper divisors (1700841).

3652143 is a wasteful number, since it uses less digits than its factorization.

3652143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10086 (or 10075 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 3652143 is about 1911.0580838897. The cubic root of 3652143 is about 153.9982993009.

The spelling of 3652143 in words is "three million, six hundred fifty-two thousand, one hundred forty-three".