12442070 has 16 divisors (see below), whose sum is σ = 22489488. Its totient is φ = 4956000.

The previous prime is 12442069. The next prime is 12442081. The reversal of 12442070 is 7024421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32 + ... + 4988.

It is an arithmetic number, because the mean of its divisors is an integer number (1405593).

Almost surely, 2^12442070 is an apocalyptic number.

12442070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12442070 is a deficient number, since it is larger than the sum of its proper divisors (10047418).

12442070 is a wasteful number, since it uses less digits than its factorization.

12442070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 12442070 is about 3527.3318528315. The cubic root of 12442070 is about 231.7203700928.

Adding to 12442070 its reverse (7024421), we get a palindrome (19466491).

The spelling of 12442070 in words is "twelve million, four hundred forty-two thousand, seventy".