1242604 has 24 divisors (see below), whose sum is σ = 2451456. Its totient is φ = 546000.

The previous prime is 1242601. The next prime is 1242611. The reversal of 1242604 is 4062421.

1242604 is nontrivially palindromic in base 8.

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 909 + ... + 1819.

It is an arithmetic number, because the mean of its divisors is an integer number (102144).

2^1242604 is an apocalyptic number.

It is an amenable number.

1242604 is a deficient number, since it is larger than the sum of its proper divisors (1208852).

1242604 is a wasteful number, since it uses less digits than its factorization.

1242604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957 (or 955 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1242604 is about 1114.7214898799. The cubic root of 1242604 is about 107.5088581127.

The spelling of 1242604 in words is "one million, two hundred forty-two thousand, six hundred four".