67452461 has 2 divisors, whose sum is σ = 67452462. Its totient is φ = 67452460.

The previous prime is 67452433. The next prime is 67452487. The reversal of 67452461 is 16425476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46922500 + 20529961 = 6850^2 + 4531^2 .

It is a cyclic number.

It is not a de Polignac number, because 67452461 - 2¹⁴ = 67436077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67452431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33726230 + 33726231.

It is an arithmetic number, because the mean of its divisors is an integer number (33726231).

Almost surely, 2^67452461 is an apocalyptic number.

It is an amenable number.

67452461 is a deficient number, since it is larger than the sum of its proper divisors (1).

67452461 is an equidigital number, since it uses as much as digits as its factorization.

67452461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 67452461 is about 8212.9447215965. The cubic root of 67452461 is about 407.0670343377.

It can be divided in two parts, 674 and 52461, that added together give a palindrome (53135).

The spelling of 67452461 in words is "sixty-seven million, four hundred fifty-two thousand, four hundred sixty-one".