3739969 has 4 divisors (see below), whose sum is σ = 3751600. Its totient is φ = 3728340.

The previous prime is 3739943. The next prime is 3739987. The reversal of 3739969 is 9699373.

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.

It is a cyclic number.

It is not a de Polignac number, because 3739969 - 2¹⁷ = 3608897 is a prime.

It is a super-2 number, since 2×3739969² = 27974736241922, which contains 22 as substring.

It is a Duffinian number.

3739969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3739909) 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, 5319 + ... + 5980.

It is an arithmetic number, because the mean of its divisors is an integer number (937900).

Almost surely, 2^3739969 is an apocalyptic number.

It is an amenable number.

3739969 is a deficient number, since it is larger than the sum of its proper divisors (11631).

3739969 is a wasteful number, since it uses less digits than its factorization.

3739969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11630.

The product of its digits is 275562, while the sum is 46.

The square root of 3739969 is about 1933.8999457056. The cubic root of 3739969 is about 155.2229742666. Note that the first 3 decimals are identical.

The spelling of 3739969 in words is "three million, seven hundred thirty-nine thousand, nine hundred sixty-nine".