40532461 has 2 divisors, whose sum is σ = 40532462. Its totient is φ = 40532460.

The previous prime is 40532449. The next prime is 40532473. The reversal of 40532461 is 16423504.

It is a balanced prime because it is at equal distance from previous prime (40532449) and next prime (40532473).

It can be written as a sum of positive squares in only one way, i.e., 39300361 + 1232100 = 6269^2 + 1110^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40532461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40530461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20266230 + 20266231.

It is an arithmetic number, because the mean of its divisors is an integer number (20266231).

Almost surely, 2^40532461 is an apocalyptic number.

It is an amenable number.

40532461 is a deficient number, since it is larger than the sum of its proper divisors (1).

40532461 is an equidigital number, since it uses as much as digits as its factorization.

40532461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 40532461 is about 6366.5108968728. The cubic root of 40532461 is about 343.5059978175.

Adding to 40532461 its reverse (16423504), we get a palindrome (56955965).

The spelling of 40532461 in words is "forty million, five hundred thirty-two thousand, four hundred sixty-one".