3496987 has 4 divisors (see below), whose sum is σ = 3766000. Its totient is φ = 3227976.

The previous prime is 3496979. The next prime is 3496991. The reversal of 3496987 is 7896943.

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

It is a cyclic number.

It is not a de Polignac number, because 3496987 - 2³ = 3496979 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3496937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134487 + ... + 134512.

It is an arithmetic number, because the mean of its divisors is an integer number (941500).

Almost surely, 2^3496987 is an apocalyptic number.

3496987 is a deficient number, since it is larger than the sum of its proper divisors (269013).

3496987 is a wasteful number, since it uses less digits than its factorization.

3496987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269012.

The product of its digits is 326592, while the sum is 46.

The square root of 3496987 is about 1870.0232618874. The cubic root of 3496987 is about 151.7858682641.

The spelling of 3496987 in words is "three million, four hundred ninety-six thousand, nine hundred eighty-seven".