3702643 has 8 divisors (see below), whose sum is σ = 4243712. Its totient is φ = 3164616.

The previous prime is 3702623. The next prime is 3702649. The reversal of 3702643 is 3462073.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3702643 - 2¹³ = 3694451 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3702649) 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, 3346 + ... + 4312.

It is an arithmetic number, because the mean of its divisors is an integer number (530464).

Almost surely, 2^3702643 is an apocalyptic number.

3702643 is a deficient number, since it is larger than the sum of its proper divisors (541069).

3702643 is an equidigital number, since it uses as much as digits as its factorization.

3702643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 3702643 is about 1924.2252986592. The cubic root of 3702643 is about 154.7048563255.

The spelling of 3702643 in words is "three million, seven hundred two thousand, six hundred forty-three".