3090987 has 16 divisors (see below), whose sum is σ = 4608000. Its totient is φ = 2047752.

The previous prime is 3090973. The next prime is 3091001. The reversal of 3090987 is 7890903.

It is an interprime number because it is at equal distance from previous prime (3090973) and next prime (3091001).

It is not a de Polignac number, because 3090987 - 2¹⁵ = 3058219 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (3090187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6214 + ... + 6692.

It is an arithmetic number, because the mean of its divisors is an integer number (288000).

Almost surely, 2^3090987 is an apocalyptic number.

3090987 is a deficient number, since it is larger than the sum of its proper divisors (1517013).

3090987 is a wasteful number, since it uses less digits than its factorization.

3090987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 3090987 is about 1758.1203030510. The cubic root of 3090987 is about 145.6685261652.

The spelling of 3090987 in words is "three million, ninety thousand, nine hundred eighty-seven".