126642846 has 64 divisors (see below), whose sum is σ = 283668480. Its totient is φ = 37371360.

The previous prime is 126642827. The next prime is 126642871. The reversal of 126642846 is 648246621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 557785 + ... + 558011.

It is an arithmetic number, because the mean of its divisors is an integer number (4432320).

Almost surely, 2^126642846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126642846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141834240).

126642846 is an abundant number, since it is smaller than the sum of its proper divisors (157025634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126642846 is a wasteful number, since it uses less digits than its factorization.

126642846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429.

The product of its digits is 110592, while the sum is 39.

The square root of 126642846 is about 11253.5703667769. The cubic root of 126642846 is about 502.1809345509.

The spelling of 126642846 in words is "one hundred twenty-six million, six hundred forty-two thousand, eight hundred forty-six".