3735861 has 8 divisors (see below), whose sum is σ = 4990080. Its totient is φ = 2486112.

The previous prime is 3735859. The next prime is 3735863. The reversal of 3735861 is 1685373.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3735859) and next prime (3735863).

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

It is not a de Polignac number, because 3735861 - 2¹ = 3735859 is a prime.

It is a super-2 number, since 2×3735861² = 27913314822642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3735863) 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, 2745 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (623760).

Almost surely, 2^3735861 is an apocalyptic number.

It is an amenable number.

3735861 is a deficient number, since it is larger than the sum of its proper divisors (1254219).

3735861 is a wasteful number, since it uses less digits than its factorization.

3735861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235.

The product of its digits is 15120, while the sum is 33.

The square root of 3735861 is about 1932.8375513736. The cubic root of 3735861 is about 155.1661208908.

The spelling of 3735861 in words is "three million, seven hundred thirty-five thousand, eight hundred sixty-one".