412540452 has 60 divisors (see below), whose sum is σ = 1103580016. Its totient is φ = 134310960.

The previous prime is 412540451. The next prime is 412540511. The reversal of 412540452 is 254045214.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (412540451) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 874 + ... + 28737.

Almost surely, 2^412540452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412540452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551790008).

412540452 is an abundant number, since it is smaller than the sum of its proper divisors (691039564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

412540452 is a wasteful number, since it uses less digits than its factorization.

412540452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29670 (or 29659 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 412540452 is about 20311.0918465749. The cubic root of 412540452 is about 744.4271090804.

Adding to 412540452 its reverse (254045214), we get a palindrome (666585666).

The spelling of 412540452 in words is "four hundred twelve million, five hundred forty thousand, four hundred fifty-two".