3748987 has 8 divisors (see below), whose sum is σ = 4104000. Its totient is φ = 3396360.

The previous prime is 3748981. The next prime is 3748991. The reversal of 3748987 is 7898473.

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

It is a de Polignac number, because none of the positive numbers 2^k-3748987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3748981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5148 + ... + 5830.

It is an arithmetic number, because the mean of its divisors is an integer number (513000).

Almost surely, 2^3748987 is an apocalyptic number.

3748987 is a deficient number, since it is larger than the sum of its proper divisors (355013).

3748987 is a wasteful number, since it uses less digits than its factorization.

3748987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193.

The product of its digits is 338688, while the sum is 46.

The square root of 3748987 is about 1936.2300999623. The cubic root of 3748987 is about 155.3476345866.

The spelling of 3748987 in words is "three million, seven hundred forty-eight thousand, nine hundred eighty-seven".