49460581 has 2 divisors, whose sum is σ = 49460582. Its totient is φ = 49460580.

The previous prime is 49460563. The next prime is 49460597. The reversal of 49460581 is 18506494.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38130625 + 11329956 = 6175^2 + 3366^2 .

It is a cyclic number.

It is not a de Polignac number, because 49460581 - 2¹⁵ = 49427813 is a prime.

It is a super-2 number, since 2×49460581² = 4892698145715122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49460581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49460561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24730290 + 24730291.

It is an arithmetic number, because the mean of its divisors is an integer number (24730291).

Almost surely, 2^49460581 is an apocalyptic number.

It is an amenable number.

49460581 is a deficient number, since it is larger than the sum of its proper divisors (1).

49460581 is an equidigital number, since it uses as much as digits as its factorization.

49460581 is an odious number, because the sum of its binary digits is odd.

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

The square root of 49460581 is about 7032.8216954506. The cubic root of 49460581 is about 367.0735324747.

It can be divided in two parts, 494 and 60581, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 49460581 in words is "forty-nine million, four hundred sixty thousand, five hundred eighty-one".