126929894 has 64 divisors (see below), whose sum is σ = 245414400. Its totient is φ = 48898080.

The previous prime is 126929879. The next prime is 126929909. The reversal of 126929894 is 498929621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126929879) and next prime (126929909).

It is a super-2 number, since 2×126929894² = 32222395981702472, which contains 22 as substring.

It is a Curzon number.

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, 383309 + ... + 383639.

It is an arithmetic number, because the mean of its divisors is an integer number (3834600).

Almost surely, 2^126929894 is an apocalyptic number.

126929894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

126929894 is a deficient number, since it is larger than the sum of its proper divisors (118484506).

126929894 is a wasteful number, since it uses less digits than its factorization.

126929894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 396 counting only the distinct ones).

The product of its digits is 559872, while the sum is 50.

The square root of 126929894 is about 11266.3167894392. The cubic root of 126929894 is about 502.5600617960.

The spelling of 126929894 in words is "one hundred twenty-six million, nine hundred twenty-nine thousand, eight hundred ninety-four".