49026440 has 32 divisors (see below), whose sum is σ = 111646080. Its totient is φ = 19372992.

The previous prime is 49026433. The next prime is 49026449. The reversal of 49026440 is 4462094.

It is not an unprimeable number, because it can be changed into a prime (49026449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4064 + ... + 10703.

It is an arithmetic number, because the mean of its divisors is an integer number (3488940).

Almost surely, 2^49026440 is an apocalyptic number.

49026440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49026440 is an abundant number, since it is smaller than the sum of its proper divisors (62619640).

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

49026440 is a wasteful number, since it uses less digits than its factorization.

49026440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14861 (or 14857 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 49026440 is about 7001.8883167329. Note that the first 3 decimals coincide. The cubic root of 49026440 is about 365.9963768839.

The spelling of 49026440 in words is "forty-nine million, twenty-six thousand, four hundred forty".