49031629 has 2 divisors, whose sum is σ = 49031630. Its totient is φ = 49031628.

The previous prime is 49031627. The next prime is 49031641. The reversal of 49031629 is 92613094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47817225 + 1214404 = 6915^2 + 1102^2 .

It is a cyclic number.

It is not a de Polignac number, because 49031629 - 2¹ = 49031627 is a prime.

Together with 49031627, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 49031594 and 49031603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49031627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24515814 + 24515815.

It is an arithmetic number, because the mean of its divisors is an integer number (24515815).

Almost surely, 2^49031629 is an apocalyptic number.

It is an amenable number.

49031629 is a deficient number, since it is larger than the sum of its proper divisors (1).

49031629 is an equidigital number, since it uses as much as digits as its factorization.

49031629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 49031629 is about 7002.2588498284. The cubic root of 49031629 is about 366.0092888841.

The spelling of 49031629 in words is "forty-nine million, thirty-one thousand, six hundred twenty-nine".