7150000 has 120 divisors (see below), whose sum is σ = 20342448. Its totient is φ = 2400000.

The previous prime is 7149983. The next prime is 7150007. The reversal of 7150000 is 517.

It is a super-2 number, since 2×7150000² = 102245000000000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (13) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (7150007) 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 23 ways as a sum of consecutive naturals, for example, 549994 + ... + 550006.

Almost surely, 2^7150000 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 7150000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10171224).

7150000 is an abundant number, since it is smaller than the sum of its proper divisors (13192448).

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

7150000 is a wasteful number, since it uses less digits than its factorization.

7150000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 35, while the sum is 13.

The square root of 7150000 is about 2673.9483914242. The cubic root of 7150000 is about 192.6498523951.

Adding to 7150000 its reverse (517), we get a palindrome (7150517).

The spelling of 7150000 in words is "seven million, one hundred fifty thousand".