6261993 has 6 divisors (see below), whose sum is σ = 9045114. Its totient is φ = 4174656.

The previous prime is 6261977. The next prime is 6262007. The reversal of 6261993 is 3991626.

It can be written as a sum of positive squares in only one way, i.e., 3790809 + 2471184 = 1947^2 + 1572^2 .

It is not a de Polignac number, because 6261993 - 2⁴ = 6261977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6261953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347880 + ... + 347897.

It is an arithmetic number, because the mean of its divisors is an integer number (1507519).

Almost surely, 2^6261993 is an apocalyptic number.

It is an amenable number.

6261993 is a deficient number, since it is larger than the sum of its proper divisors (2783121).

6261993 is a wasteful number, since it uses less digits than its factorization.

6261993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695783 (or 695780 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 6261993 is about 2502.3974504463. The cubic root of 6261993 is about 184.3193198907.

The spelling of 6261993 in words is "six million, two hundred sixty-one thousand, nine hundred ninety-three".