6452987 has 4 divisors (see below), whose sum is σ = 6466320. Its totient is φ = 6439656.

The previous prime is 6452969. The next prime is 6453011. The reversal of 6452987 is 7892546.

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 6452987 - 2¹⁸ = 6190843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6452917) 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, 5912 + ... + 6917.

It is an arithmetic number, because the mean of its divisors is an integer number (1616580).

Almost surely, 2^6452987 is an apocalyptic number.

6452987 is a deficient number, since it is larger than the sum of its proper divisors (13333).

6452987 is a wasteful number, since it uses less digits than its factorization.

6452987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13332.

The product of its digits is 120960, while the sum is 41.

The square root of 6452987 is about 2540.2730168232. The cubic root of 6452987 is about 186.1745288264.

Adding to 6452987 its sum of digits (41), we get a triangular number (6453028 = T₃₅₉₂).

The spelling of 6452987 in words is "six million, four hundred fifty-two thousand, nine hundred eighty-seven".