523020067 has 8 divisors (see below), whose sum is σ = 536779152. Its totient is φ = 509308800.

The previous prime is 523020061. The next prime is 523020077. The reversal of 523020067 is 760020325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 523020067 - 2¹⁵ = 522987299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523020061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10767 + ... + 34087.

It is an arithmetic number, because the mean of its divisors is an integer number (67097394).

Almost surely, 2^523020067 is an apocalyptic number.

523020067 is a deficient number, since it is larger than the sum of its proper divisors (13759085).

523020067 is a wasteful number, since it uses less digits than its factorization.

523020067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23909.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 523020067 is about 22869.6319821723. The cubic root of 523020067 is about 805.6989246513.

The spelling of 523020067 in words is "five hundred twenty-three million, twenty thousand, sixty-seven".