3746109 has 4 divisors (see below), whose sum is σ = 4994816. Its totient is φ = 2497404.

The previous prime is 3746107. The next prime is 3746111. The reversal of 3746109 is 9016473.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9016473 = 3 ⋅3005491.

It is an interprime number because it is at equal distance from previous prime (3746107) and next prime (3746111).

It is not a de Polignac number, because 3746109 - 2¹ = 3746107 is a prime.

It is a D-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 (3746107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624349 + ... + 624354.

It is an arithmetic number, because the mean of its divisors is an integer number (1248704).

Almost surely, 2^3746109 is an apocalyptic number.

It is an amenable number.

3746109 is a deficient number, since it is larger than the sum of its proper divisors (1248707).

3746109 is a wasteful number, since it uses less digits than its factorization.

3746109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248706.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3746109 is about 1935.4867604817. The cubic root of 3746109 is about 155.3078722946.

The spelling of 3746109 in words is "three million, seven hundred forty-six thousand, one hundred nine".