7132738 has 4 divisors (see below), whose sum is σ = 10699110. Its totient is φ = 3566368.

The previous prime is 7132709. The next prime is 7132751. The reversal of 7132738 is 8372317.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6335289 + 797449 = 2517^2 + 893^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1783183 + ... + 1783186.

Almost surely, 2^7132738 is an apocalyptic number.

7132738 is a deficient number, since it is larger than the sum of its proper divisors (3566372).

7132738 is a wasteful number, since it uses less digits than its factorization.

7132738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566371.

The product of its digits is 7056, while the sum is 31.

The square root of 7132738 is about 2670.7186298822. The cubic root of 7132738 is about 192.4946914823.

The spelling of 7132738 in words is "seven million, one hundred thirty-two thousand, seven hundred thirty-eight".