521472567 has 64 divisors (see below), whose sum is σ = 906706944. Its totient is φ = 258733440.

The previous prime is 521472551. The next prime is 521472571. The reversal of 521472567 is 765274125.

It is not a de Polignac number, because 521472567 - 2⁴ = 521472551 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521472587) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 466293 + ... + 467409.

It is an arithmetic number, because the mean of its divisors is an integer number (14167296).

Almost surely, 2^521472567 is an apocalyptic number.

521472567 is a deficient number, since it is larger than the sum of its proper divisors (385234377).

521472567 is a wasteful number, since it uses less digits than its factorization.

521472567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228.

The product of its digits is 117600, while the sum is 39.

The square root of 521472567 is about 22835.7738428108. The cubic root of 521472567 is about 804.9035117047.

The spelling of 521472567 in words is "five hundred twenty-one million, four hundred seventy-two thousand, five hundred sixty-seven".