3729386 has 4 divisors (see below), whose sum is σ = 5594082. Its totient is φ = 1864692.

The previous prime is 3729379. The next prime is 3729389. The reversal of 3729386 is 6839273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3728761 + 625 = 1931^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (3729389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 932345 + ... + 932348.

Almost surely, 2^3729386 is an apocalyptic number.

3729386 is a deficient number, since it is larger than the sum of its proper divisors (1864696).

3729386 is a wasteful number, since it uses less digits than its factorization.

3729386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864695.

The product of its digits is 54432, while the sum is 38.

The square root of 3729386 is about 1931.1618264661. The cubic root of 3729386 is about 155.0764243307.

The spelling of 3729386 in words is "three million, seven hundred twenty-nine thousand, three hundred eighty-six".