1240546 has 8 divisors (see below), whose sum is σ = 1865664. Its totient is φ = 618660.

The previous prime is 1240543. The next prime is 1240553. The reversal of 1240546 is 6450421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1240543) 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, 771 + ... + 1753.

It is an arithmetic number, because the mean of its divisors is an integer number (233208).

2^1240546 is an apocalyptic number.

1240546 is a deficient number, since it is larger than the sum of its proper divisors (625118).

1240546 is an equidigital number, since it uses as much as digits as its factorization.

1240546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1240546 is about 1113.7980068217. The cubic root of 1240546 is about 107.4494732808.

Adding to 1240546 its reverse (6450421), we get a palindrome (7690967).

The spelling of 1240546 in words is "one million, two hundred forty thousand, five hundred forty-six".