7134140 has 48 divisors (see below), whose sum is σ = 16849728. Its totient is φ = 2517504.

The previous prime is 7134137. The next prime is 7134143. The reversal of 7134140 is 414317.

It is an interprime number because it is at equal distance from previous prime (7134137) and next prime (7134143).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7134143) 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, 5384 + ... + 6576.

It is an arithmetic number, because the mean of its divisors is an integer number (351036).

Almost surely, 2^7134140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7134140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8424864).

7134140 is an abundant number, since it is smaller than the sum of its proper divisors (9715588).

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

7134140 is a wasteful number, since it uses less digits than its factorization.

7134140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238 (or 1236 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 7134140 is about 2670.9810931566. The cubic root of 7134140 is about 192.5073028095.

Adding to 7134140 its reverse (414317), we get a palindrome (7548457).

The spelling of 7134140 in words is "seven million, one hundred thirty-four thousand, one hundred forty".