126642214 has 16 divisors (see below), whose sum is σ = 203688000. Its totient is φ = 58840704.

The previous prime is 126642211. The next prime is 126642227. The reversal of 126642214 is 412246621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126642211) 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, 20889 + ... + 26260.

It is an arithmetic number, because the mean of its divisors is an integer number (12730500).

Almost surely, 2^126642214 is an apocalyptic number.

126642214 is a deficient number, since it is larger than the sum of its proper divisors (77045786).

126642214 is a wasteful number, since it uses less digits than its factorization.

126642214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47247.

The product of its digits is 4608, while the sum is 28.

The square root of 126642214 is about 11253.5422867646. The cubic root of 126642214 is about 502.1800991862.

Adding to 126642214 its reverse (412246621), we get a palindrome (538888835).

It can be divided in two parts, 1266422 and 14, that added together give a triangular number (1266436 = T₁₅₉₁).

The spelling of 126642214 in words is "one hundred twenty-six million, six hundred forty-two thousand, two hundred fourteen".