49631497 has 2 divisors, whose sum is σ = 49631498. Its totient is φ = 49631496.

The previous prime is 49631429. The next prime is 49631531. The reversal of 49631497 is 79413694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38180041 + 11451456 = 6179^2 + 3384^2 .

It is a cyclic number.

It is not a de Polignac number, because 49631497 - 2¹¹ = 49629449 is a prime.

It is a super-2 number, since 2×49631497² = 4926570988922018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49631597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24815748 + 24815749.

It is an arithmetic number, because the mean of its divisors is an integer number (24815749).

Almost surely, 2^49631497 is an apocalyptic number.

It is an amenable number.

49631497 is a deficient number, since it is larger than the sum of its proper divisors (1).

49631497 is an equidigital number, since it uses as much as digits as its factorization.

49631497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 49631497 is about 7044.9625265150. The cubic root of 49631497 is about 367.4958661821.

The spelling of 49631497 in words is "forty-nine million, six hundred thirty-one thousand, four hundred ninety-seven".