49994420 has 24 divisors (see below), whose sum is σ = 119986944. Its totient is φ = 17140896.

The previous prime is 49994407. The next prime is 49994443. The reversal of 49994420 is 2449994.

It is a super-2 number, since 2×49994420² = 4998884062272800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178412 + ... + 178691.

It is an arithmetic number, because the mean of its divisors is an integer number (4999456).

Almost surely, 2^49994420 is an apocalyptic number.

It is an amenable number.

49994420 is an abundant number, since it is smaller than the sum of its proper divisors (69992524).

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

49994420 is a wasteful number, since it uses less digits than its factorization.

49994420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357119 (or 357117 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 49994420 is about 7070.6732352726. The cubic root of 49994420 is about 368.3894447570.

The spelling of 49994420 in words is "forty-nine million, nine hundred ninety-four thousand, four hundred twenty".