84937140 has 48 divisors (see below), whose sum is σ = 264250560. Its totient is φ = 22649760.

The previous prime is 84937133. The next prime is 84937147. The reversal of 84937140 is 4173948.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84937133) and next prime (84937147).

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 = 84937095 and 84937104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84937147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78106 + ... + 79185.

It is an arithmetic number, because the mean of its divisors is an integer number (5505220).

Almost surely, 2^84937140 is an apocalyptic number.

It is an amenable number.

84937140 is an abundant number, since it is smaller than the sum of its proper divisors (179313420).

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

84937140 is a wasteful number, since it uses less digits than its factorization.

84937140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157309 (or 157301 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 84937140 is about 9216.1347646397. The cubic root of 84937140 is about 439.5745543245.

The spelling of 84937140 in words is "eighty-four million, nine hundred thirty-seven thousand, one hundred forty".