49243807 has 2 divisors, whose sum is σ = 49243808. Its totient is φ = 49243806.

The previous prime is 49243793. The next prime is 49243823. The reversal of 49243807 is 70834294.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49243807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49243847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24621903 + 24621904.

It is an arithmetic number, because the mean of its divisors is an integer number (24621904).

Almost surely, 2^49243807 is an apocalyptic number.

49243807 is a deficient number, since it is larger than the sum of its proper divisors (1).

49243807 is an equidigital number, since it uses as much as digits as its factorization.

49243807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 49243807 is about 7017.3931769568. The cubic root of 49243807 is about 366.5364816988.

The spelling of 49243807 in words is "forty-nine million, two hundred forty-three thousand, eight hundred seven".