7152738 has 16 divisors (see below), whose sum is σ = 14540736. Its totient is φ = 2345040.

The previous prime is 7152703. The next prime is 7152751. The reversal of 7152738 is 8372517.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7152699 and 7152708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9406 + ... + 10137.

It is an arithmetic number, because the mean of its divisors is an integer number (908796).

Almost surely, 2^7152738 is an apocalyptic number.

7152738 is an abundant number, since it is smaller than the sum of its proper divisors (7387998).

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

7152738 is a wasteful number, since it uses less digits than its factorization.

7152738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19609.

The product of its digits is 11760, while the sum is 33.

The square root of 7152738 is about 2674.4603193916. The cubic root of 7152738 is about 192.6744401797.

The spelling of 7152738 in words is "seven million, one hundred fifty-two thousand, seven hundred thirty-eight".