761863 has 2 divisors, whose sum is σ = 761864. Its totient is φ = 761862.

The previous prime is 761861. The next prime is 761869. The reversal of 761863 is 368167.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 761863 - 2¹ = 761861 is a prime.

Together with 761861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (761861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380931 + 380932.

It is an arithmetic number, because the mean of its divisors is an integer number (380932).

2⁷⁶¹⁸⁶³ is an apocalyptic number.

761863 is a deficient number, since it is larger than the sum of its proper divisors (1).

761863 is an equidigital number, since it uses as much as digits as its factorization.

761863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 761863 is about 872.8476384799. The cubic root of 761863 is about 91.3325592963.

The spelling of 761863 in words is "seven hundred sixty-one thousand, eight hundred sixty-three".