6259981 has 8 divisors (see below), whose sum is σ = 7704704. Its totient is φ = 4952880.

The previous prime is 6259973. The next prime is 6260017. The reversal of 6259981 is 1899526.

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

It is a cyclic number.

It is not a de Polignac number, because 6259981 - 2³ = 6259973 is a prime.

It is a super-2 number, since 2×6259981² = 78374724240722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6259901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34305 + ... + 34486.

It is an arithmetic number, because the mean of its divisors is an integer number (963088).

Almost surely, 2^6259981 is an apocalyptic number.

It is an amenable number.

6259981 is a deficient number, since it is larger than the sum of its proper divisors (1444723).

6259981 is a wasteful number, since it uses less digits than its factorization.

6259981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68811.

The product of its digits is 38880, while the sum is 40.

The square root of 6259981 is about 2501.9954036728. The cubic root of 6259981 is about 184.2995769644.

The spelling of 6259981 in words is "six million, two hundred fifty-nine thousand, nine hundred eighty-one".