8451412 has 24 divisors (see below), whose sum is σ = 15681960. Its totient is φ = 3978240.

The previous prime is 8451407. The next prime is 8451413. The reversal of 8451412 is 2141548.

It can be written as a sum of positive squares in 4 ways, for example, as 133956 + 8317456 = 366^2 + 2884^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8451413) 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, 3868 + ... + 5644.

It is an arithmetic number, because the mean of its divisors is an integer number (653415).

Almost surely, 2^8451412 is an apocalyptic number.

8451412 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

8451412 is a deficient number, since it is larger than the sum of its proper divisors (7230548).

8451412 is a wasteful number, since it uses less digits than its factorization.

8451412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851 (or 1849 counting only the distinct ones).

The product of its digits is 1280, while the sum is 25.

The square root of 8451412 is about 2907.1312319880. The cubic root of 8451412 is about 203.6931501097.

The spelling of 8451412 in words is "eight million, four hundred fifty-one thousand, four hundred twelve".