49730731 has 2 divisors, whose sum is σ = 49730732. Its totient is φ = 49730730.

The previous prime is 49730699. The next prime is 49730749. The reversal of 49730731 is 13703794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49730731 - 2⁵ = 49730699 is a prime.

It is a super-2 number, since 2×49730731² = 4946291211588722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49730431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24865365 + 24865366.

It is an arithmetic number, because the mean of its divisors is an integer number (24865366).

Almost surely, 2^49730731 is an apocalyptic number.

49730731 is a deficient number, since it is larger than the sum of its proper divisors (1).

49730731 is an equidigital number, since it uses as much as digits as its factorization.

49730731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 49730731 is about 7052.0019143503. The cubic root of 49730731 is about 367.7406288093.

The spelling of 49730731 in words is "forty-nine million, seven hundred thirty thousand, seven hundred thirty-one".