76347053 has 4 divisors (see below), whose sum is σ = 78979740. Its totient is φ = 73714368.

The previous prime is 76347049. The next prime is 76347071. The reversal of 76347053 is 35074367.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35074367 = 2591 ⋅13537.

It can be written as a sum of positive squares in 2 ways, for example, as 21557449 + 54789604 = 4643^2 + 7402^2 .

It is a cyclic number.

It is not a de Polignac number, because 76347053 - 2² = 76347049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76347023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316300 + ... + 1316357.

It is an arithmetic number, because the mean of its divisors is an integer number (19744935).

Almost surely, 2^76347053 is an apocalyptic number.

It is an amenable number.

76347053 is a deficient number, since it is larger than the sum of its proper divisors (2632687).

76347053 is a wasteful number, since it uses less digits than its factorization.

76347053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632686.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 76347053 is about 8737.6800696752. The cubic root of 76347053 is about 424.2261405655.

The spelling of 76347053 in words is "seventy-six million, three hundred forty-seven thousand, fifty-three".