6453242 has 4 divisors (see below), whose sum is σ = 9679866. Its totient is φ = 3226620.

The previous prime is 6453221. The next prime is 6453247. The reversal of 6453242 is 2423546.

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

It can be written as a sum of positive squares in only one way, i.e., 4791721 + 1661521 = 2189^2 + 1289^2 .

It is a d-powerful number, because it can be written as 6² + 4⁷ + 5⁷ + 3¹⁰ + 2¹³ + 4¹¹ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (6453247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1613309 + ... + 1613312.

Almost surely, 2^6453242 is an apocalyptic number.

6453242 is a deficient number, since it is larger than the sum of its proper divisors (3226624).

6453242 is a wasteful number, since it uses less digits than its factorization.

6453242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226623.

The product of its digits is 5760, while the sum is 26.

The square root of 6453242 is about 2540.3232077828. The cubic root of 6453242 is about 186.1769811212.

Adding to 6453242 its reverse (2423546), we get a palindrome (8876788).

The spelling of 6453242 in words is "six million, four hundred fifty-three thousand, two hundred forty-two".