126451892 has 12 divisors (see below), whose sum is σ = 252903840. Its totient is φ = 54193656.

The previous prime is 126451889. The next prime is 126451901. The reversal of 126451892 is 298154621.

126451892 is an admirable number.

It is a super-3 number, since 3×126451892³ (a number of 25 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2258042 + ... + 2258097.

It is an arithmetic number, because the mean of its divisors is an integer number (21075320).

Almost surely, 2^126451892 is an apocalyptic number.

It is an amenable number.

126451892 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

126451892 is a wasteful number, since it uses less digits than its factorization.

126451892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516150 (or 4516148 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The square root of 126451892 is about 11245.0830143668. The cubic root of 126451892 is about 501.9284089164.

The spelling of 126451892 in words is "one hundred twenty-six million, four hundred fifty-one thousand, eight hundred ninety-two".