49042340 has 24 divisors (see below), whose sum is σ = 103352760. Its totient is φ = 19547648.

The previous prime is 49042337. The next prime is 49042351. The reversal of 49042340 is 4324094.

49042340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 20994724 + 28047616 = 4582^2 + 5296^2 .

It is a super-2 number, since 2×49042340² = 4810302225351200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676 + ... + 10044.

It is an arithmetic number, because the mean of its divisors is an integer number (4306365).

Almost surely, 2^49042340 is an apocalyptic number.

It is an amenable number.

49042340 is an abundant number, since it is smaller than the sum of its proper divisors (54310420).

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

49042340 is a wasteful number, since it uses less digits than its factorization.

49042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8671 (or 8669 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 49042340 is about 7003.0236326890. The cubic root of 49042340 is about 366.0359386211.

The spelling of 49042340 in words is "forty-nine million, forty-two thousand, three hundred forty".