126723936 has 48 divisors (see below), whose sum is σ = 333946368. Its totient is φ = 42076800.

The previous prime is 126723931. The next prime is 126723941. The reversal of 126723936 is 639327621.

It is an interprime number because it is at equal distance from previous prime (126723931) and next prime (126723941).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 126723894 and 126723903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126723931) 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, 23581 + ... + 28451.

It is an arithmetic number, because the mean of its divisors is an integer number (6957216).

Almost surely, 2^126723936 is an apocalyptic number.

126723936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126723936 is an abundant number, since it is smaller than the sum of its proper divisors (207222432).

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

126723936 is a wasteful number, since it uses less digits than its factorization.

126723936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155 (or 5147 counting only the distinct ones).

The product of its digits is 81648, while the sum is 39.

The square root of 126723936 is about 11257.1726468061. The cubic root of 126723936 is about 502.2880946074.

The spelling of 126723936 in words is "one hundred twenty-six million, seven hundred twenty-three thousand, nine hundred thirty-six".