126331000 has 128 divisors (see below), whose sum is σ = 319176000. Its totient is φ = 46656000.

The previous prime is 126330937. The next prime is 126331021. The reversal of 126331000 is 133621.

It is a super-2 number, since 2×126331000² = 31919043122000000, which contains 22 as substring.

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, 1158946 + ... + 1159054.

Almost surely, 2^126331000 is an apocalyptic number.

126331000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126331000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159588000).

126331000 is an abundant number, since it is smaller than the sum of its proper divisors (192845000).

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

126331000 is a wasteful number, since it uses less digits than its factorization.

126331000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 126331000 is about 11239.7064018594. The cubic root of 126331000 is about 501.7684047820.

Adding to 126331000 its reverse (133621), we get a palindrome (126464621).

The spelling of 126331000 in words is "one hundred twenty-six million, three hundred thirty-one thousand".