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76441 is a prime number
BaseRepresentation
bin10010101010011001
310212212011
4102222121
54421231
61345521
7435601
oct225231
9125764
1076441
1152482
12382a1
1328a41
141dc01
15179b1
hex12a99

76441 has 2 divisors, whose sum is σ = 76442. Its totient is φ = 76440.

The previous prime is 76423. The next prime is 76463. The reversal of 76441 is 14467.

76441 = 1952 + 1962.

It is an a-pointer prime, because the next prime (76463) can be obtained adding 76441 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38416 + 38025 = 196^2 + 195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-76441 is a prime.

It is a nialpdrome in base 10.

It is not a weakly prime, because it can be changed into another prime (76421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38220 + 38221.

It is an arithmetic number, because the mean of its divisors is an integer number (38221).

276441 is an apocalyptic number.

76441 is the 196-th centered square number.

It is an amenable number.

76441 is a deficient number, since it is larger than the sum of its proper divisors (1).

76441 is an equidigital number, since it uses as much as digits as its factorization.

76441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 22.

The square root of 76441 is about 276.4796556711. The cubic root of 76441 is about 42.4400076277.

The spelling of 76441 in words is "seventy-six thousand, four hundred forty-one".