3977493 has 8 divisors (see below), whose sum is σ = 5711328. Its totient is φ = 2447664.

The previous prime is 3977489. The next prime is 3977497. The reversal of 3977493 is 3947793.

3977493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3977489) and next prime (3977497).

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

It is not a de Polignac number, because 3977493 - 2² = 3977489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3977497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50955 + ... + 51032.

It is an arithmetic number, because the mean of its divisors is an integer number (713916).

Almost surely, 2^3977493 is an apocalyptic number.

It is an amenable number.

3977493 is a deficient number, since it is larger than the sum of its proper divisors (1733835).

3977493 is a wasteful number, since it uses less digits than its factorization.

3977493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102003.

The product of its digits is 142884, while the sum is 42.

The square root of 3977493 is about 1994.3653125744. The cubic root of 3977493 is about 158.4418147310.

The spelling of 3977493 in words is "three million, nine hundred seventy-seven thousand, four hundred ninety-three".