761563 has 4 divisors (see below), whose sum is σ = 830808. Its totient is φ = 692320.

The previous prime is 761561. The next prime is 761567. The reversal of 761563 is 365167.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 761563 - 2¹ = 761561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (761561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34606 + ... + 34627.

It is an arithmetic number, because the mean of its divisors is an integer number (207702).

2⁷⁶¹⁵⁶³ is an apocalyptic number.

761563 is a deficient number, since it is larger than the sum of its proper divisors (69245).

761563 is a wasteful number, since it uses less digits than its factorization.

761563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69244.

The product of its digits is 3780, while the sum is 28.

The square root of 761563 is about 872.6757702606. The cubic root of 761563 is about 91.3205696669.

The spelling of 761563 in words is "seven hundred sixty-one thousand, five hundred sixty-three".