3742685 has 8 divisors (see below), whose sum is σ = 4601016. Its totient is φ = 2920960.

The previous prime is 3742681. The next prime is 3742693. The reversal of 3742685 is 5862473.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13924 + 3728761 = 118^2 + 1931^2 .

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

It is not a de Polignac number, because 3742685 - 2² = 3742681 is a prime.

It is a d-powerful number, because it can be written as 3¹² + 7⁵ + 4¹⁰ + 2¹¹ + 6⁶ + 8⁷ + 5 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3742681) 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, 8924 + ... + 9333.

It is an arithmetic number, because the mean of its divisors is an integer number (575127).

Almost surely, 2^3742685 is an apocalyptic number.

It is an amenable number.

3742685 is a deficient number, since it is larger than the sum of its proper divisors (858331).

3742685 is a wasteful number, since it uses less digits than its factorization.

3742685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18303.

The product of its digits is 40320, while the sum is 35.

The square root of 3742685 is about 1934.6020262576. The cubic root of 3742685 is about 155.2605399600.

The spelling of 3742685 in words is "three million, seven hundred forty-two thousand, six hundred eighty-five".