49123458 has 24 divisors (see below), whose sum is σ = 108911088. Its totient is φ = 15993432.

The previous prime is 49123447. The next prime is 49123463. The reversal of 49123458 is 85432194.

It is a super-2 number, since 2×49123458² = 4826228251755528, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 30960 + ... + 32507.

It is an arithmetic number, because the mean of its divisors is an integer number (4537962).

Almost surely, 2^49123458 is an apocalyptic number.

49123458 is an abundant number, since it is smaller than the sum of its proper divisors (59787630).

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

49123458 is a wasteful number, since it uses less digits than its factorization.

49123458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63518 (or 63515 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 49123458 is about 7008.8128809378. The cubic root of 49123458 is about 366.2376401689.

The spelling of 49123458 in words is "forty-nine million, one hundred twenty-three thousand, four hundred fifty-eight".