49685401 has 2 divisors, whose sum is σ = 49685402. Its totient is φ = 49685400.

The previous prime is 49685393. The next prime is 49685423. The reversal of 49685401 is 10458694.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45212176 + 4473225 = 6724^2 + 2115^2 .

It is a cyclic number.

It is not a de Polignac number, because 49685401 - 2³ = 49685393 is a prime.

It is not a weakly prime, because it can be changed into another prime (49685501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24842700 + 24842701.

It is an arithmetic number, because the mean of its divisors is an integer number (24842701).

Almost surely, 2^49685401 is an apocalyptic number.

It is an amenable number.

49685401 is a deficient number, since it is larger than the sum of its proper divisors (1).

49685401 is an equidigital number, since it uses as much as digits as its factorization.

49685401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 49685401 is about 7048.7872006466. The cubic root of 49685401 is about 367.6288619012.

It can be divided in two parts, 49685 and 401, that added together give a triangular number (50086 = T₃₁₆).

The spelling of 49685401 in words is "forty-nine million, six hundred eighty-five thousand, four hundred one".