412527621 has 16 divisors (see below), whose sum is σ = 604021248. Its totient is φ = 248358000.

The previous prime is 412527607. The next prime is 412527637. The reversal of 412527621 is 126725214.

It is not a de Polignac number, because 412527621 - 2⁵ = 412527589 is a prime.

It is a super-4 number, since 4×412527621⁴ (a number of 36 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412527641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36411 + ... + 46376.

It is an arithmetic number, because the mean of its divisors is an integer number (37751328).

Almost surely, 2^412527621 is an apocalyptic number.

It is an amenable number.

412527621 is a deficient number, since it is larger than the sum of its proper divisors (191493627).

412527621 is a wasteful number, since it uses less digits than its factorization.

412527621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82952.

The product of its digits is 6720, while the sum is 30.

The square root of 412527621 is about 20310.7759822219. The cubic root of 412527621 is about 744.4193911761.

The spelling of 412527621 in words is "four hundred twelve million, five hundred twenty-seven thousand, six hundred twenty-one".