3977542 has 8 divisors (see below), whose sum is σ = 5976000. Its totient is φ = 1985544.

The previous prime is 3977527. The next prime is 3977549. The reversal of 3977542 is 2457793.

3977542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3977549) 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 3 ways as a sum of consecutive naturals, for example, 459 + ... + 2857.

It is an arithmetic number, because the mean of its divisors is an integer number (747000).

Almost surely, 2^3977542 is an apocalyptic number.

3977542 is a deficient number, since it is larger than the sum of its proper divisors (1998458).

3977542 is a wasteful number, since it uses less digits than its factorization.

3977542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3230.

The product of its digits is 52920, while the sum is 37.

The square root of 3977542 is about 1994.3775971465. The cubic root of 3977542 is about 158.4424653600.

The spelling of 3977542 in words is "three million, nine hundred seventy-seven thousand, five hundred forty-two".