7148734 has 8 divisors (see below), whose sum is σ = 10734480. Its totient is φ = 3570576.

The previous prime is 7148717. The next prime is 7148737. The reversal of 7148734 is 4378417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×7148734² = 102208795605512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7148734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7148737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487 + ... + 4525.

It is an arithmetic number, because the mean of its divisors is an integer number (1341810).

Almost surely, 2^7148734 is an apocalyptic number.

7148734 is a deficient number, since it is larger than the sum of its proper divisors (3585746).

7148734 is a wasteful number, since it uses less digits than its factorization.

7148734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794.

The product of its digits is 18816, while the sum is 34.

The square root of 7148734 is about 2673.7116523664. The cubic root of 7148734 is about 192.6384813410.

The spelling of 7148734 in words is "seven million, one hundred forty-eight thousand, seven hundred thirty-four".