48694140 has 72 divisors (see below), whose sum is σ = 161139888. Its totient is φ = 11804160.

The previous prime is 48694091. The next prime is 48694159. The reversal of 48694140 is 4149684.

It is a happy number.

It is a super-2 number, since 2×48694140² = 4742238540679200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 48694095 and 48694104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10317 + ... + 14276.

It is an arithmetic number, because the mean of its divisors is an integer number (2238054).

Almost surely, 2^48694140 is an apocalyptic number.

It is an amenable number.

48694140 is an abundant number, since it is smaller than the sum of its proper divisors (112445748).

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

48694140 is a wasteful number, since it uses less digits than its factorization.

48694140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24619 (or 24614 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 48694140 is about 6978.1186576326. The cubic root of 48694140 is about 365.1675967679.

It can be divided in two parts, 4869 and 4140, that added together give a palindrome (9009).

The spelling of 48694140 in words is "forty-eight million, six hundred ninety-four thousand, one hundred forty".