126424491 has 8 divisors (see below), whose sum is σ = 175895040. Its totient is φ = 80618472.

The previous prime is 126424489. The next prime is 126424549. The reversal of 126424491 is 194424621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126424491 - 2¹ = 126424489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126424471) 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, 916051 + ... + 916188.

It is an arithmetic number, because the mean of its divisors is an integer number (21986880).

Almost surely, 2^126424491 is an apocalyptic number.

126424491 is a deficient number, since it is larger than the sum of its proper divisors (49470549).

126424491 is a wasteful number, since it uses less digits than its factorization.

126424491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832265.

The product of its digits is 13824, while the sum is 33.

The square root of 126424491 is about 11243.8645936351. The cubic root of 126424491 is about 501.8921518238.

The spelling of 126424491 in words is "one hundred twenty-six million, four hundred twenty-four thousand, four hundred ninety-one".