75989461 has 2 divisors, whose sum is σ = 75989462. Its totient is φ = 75989460.

The previous prime is 75989443. The next prime is 75989467. The reversal of 75989461 is 16498957.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47527236 + 28462225 = 6894^2 + 5335^2 .

It is a cyclic number.

It is not a de Polignac number, because 75989461 - 2²¹ = 73892309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75989467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37994730 + 37994731.

It is an arithmetic number, because the mean of its divisors is an integer number (37994731).

Almost surely, 2^75989461 is an apocalyptic number.

It is an amenable number.

75989461 is a deficient number, since it is larger than the sum of its proper divisors (1).

75989461 is an equidigital number, since it uses as much as digits as its factorization.

75989461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 75989461 is about 8717.1934130200. The cubic root of 75989461 is about 423.5627779832.

The spelling of 75989461 in words is "seventy-five million, nine hundred eighty-nine thousand, four hundred sixty-one".