49051740 has 24 divisors (see below), whose sum is σ = 137345040. Its totient is φ = 13080448.

The previous prime is 49051697. The next prime is 49051757. The reversal of 49051740 is 4715094.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 49051698 and 49051707.

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, 408705 + ... + 408824.

It is an arithmetic number, because the mean of its divisors is an integer number (5722710).

Almost surely, 2^49051740 is an apocalyptic number.

It is an amenable number.

49051740 is an abundant number, since it is smaller than the sum of its proper divisors (88293300).

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

49051740 is a wasteful number, since it uses less digits than its factorization.

49051740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817541 (or 817539 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 49051740 is about 7003.6947392073. The cubic root of 49051740 is about 366.0593232993.

The spelling of 49051740 in words is "forty-nine million, fifty-one thousand, seven hundred forty".