76742453 has 8 divisors (see below), whose sum is σ = 80518656. Its totient is φ = 73047600.

The previous prime is 76742383. The next prime is 76742483. The reversal of 76742453 is 35424767.

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

It is a cyclic number.

It is not a de Polignac number, because 76742453 - 2¹⁸ = 76480309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76742483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18401 + ... + 22182.

It is an arithmetic number, because the mean of its divisors is an integer number (10064832).

Almost surely, 2^76742453 is an apocalyptic number.

It is an amenable number.

76742453 is a deficient number, since it is larger than the sum of its proper divisors (3776203).

76742453 is a wasteful number, since it uses less digits than its factorization.

76742453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40675.

The product of its digits is 141120, while the sum is 38.

The square root of 76742453 is about 8760.2769933376. The cubic root of 76742453 is about 424.9572330668.

The spelling of 76742453 in words is "seventy-six million, seven hundred forty-two thousand, four hundred fifty-three".