126461642 has 8 divisors (see below), whose sum is σ = 189850500. Its totient is φ = 63178144.

The previous prime is 126461633. The next prime is 126461653. The reversal of 126461642 is 246164621.

It can be written as a sum of positive squares in 2 ways, for example, as 119486761 + 6974881 = 10931^2 + 2641^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 126461599 and 126461608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23267 + ... + 28182.

Almost surely, 2^126461642 is an apocalyptic number.

126461642 is a deficient number, since it is larger than the sum of its proper divisors (63388858).

126461642 is a wasteful number, since it uses less digits than its factorization.

126461642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52680.

The product of its digits is 13824, while the sum is 32.

The square root of 126461642 is about 11245.5165288216. The cubic root of 126461642 is about 501.9413088847.

The spelling of 126461642 in words is "one hundred twenty-six million, four hundred sixty-one thousand, six hundred forty-two".