412894991 has 4 divisors (see below), whose sum is σ = 413092512. Its totient is φ = 412697472.

The previous prime is 412894973. The next prime is 412895017. The reversal of 412894991 is 199498214.

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 412894991 - 2⁶ = 412894927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412894931) 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, 95591 + ... + 99816.

It is an arithmetic number, because the mean of its divisors is an integer number (103273128).

Almost surely, 2^412894991 is an apocalyptic number.

412894991 is a deficient number, since it is larger than the sum of its proper divisors (197521).

412894991 is a wasteful number, since it uses less digits than its factorization.

412894991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197520.

The product of its digits is 186624, while the sum is 47.

The square root of 412894991 is about 20319.8176911113. The cubic root of 412894991 is about 744.6403026154.

The spelling of 412894991 in words is "four hundred twelve million, eight hundred ninety-four thousand, nine hundred ninety-one".