126284730 has 64 divisors (see below), whose sum is σ = 356082048. Its totient is φ = 28258560.

The previous prime is 126284729. The next prime is 126284747. The reversal of 126284730 is 37482621.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 126284691 and 126284700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10429 + ... + 19008.

It is an arithmetic number, because the mean of its divisors is an integer number (5563782).

Almost surely, 2^126284730 is an apocalyptic number.

126284730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126284730 is an abundant number, since it is smaller than the sum of its proper divisors (229797318).

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

126284730 is a wasteful number, since it uses less digits than its factorization.

126284730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29471.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 126284730 is about 11237.6478855675. The cubic root of 126284730 is about 501.7071380591.

The spelling of 126284730 in words is "one hundred twenty-six million, two hundred eighty-four thousand, seven hundred thirty".