674077447 has 4 divisors (see below), whose sum is σ = 674381016. Its totient is φ = 673773880.

The previous prime is 674077429. The next prime is 674077451. The reversal of 674077447 is 744770476.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674077447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 674077397 and 674077406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674077457) 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, 148429 + ... + 152902.

It is an arithmetic number, because the mean of its divisors is an integer number (168595254).

Almost surely, 2^674077447 is an apocalyptic number.

674077447 is a deficient number, since it is larger than the sum of its proper divisors (303569).

674077447 is a wasteful number, since it uses less digits than its factorization.

674077447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303568.

The product of its (nonzero) digits is 921984, while the sum is 46.

The square root of 674077447 is about 25963.0015021376. The cubic root of 674077447 is about 876.8055005409.

The spelling of 674077447 in words is "six hundred seventy-four million, seventy-seven thousand, four hundred forty-seven".