73674447 has 64 divisors (see below), whose sum is σ = 131963904. Its totient is φ = 35389440.

The previous prime is 73674443. The next prime is 73674449. The reversal of 73674447 is 74447637.

It is not a de Polignac number, because 73674447 - 2² = 73674443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73674399 and 73674408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73674443) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 286543 + ... + 286799.

It is an arithmetic number, because the mean of its divisors is an integer number (2061936).

Almost surely, 2^73674447 is an apocalyptic number.

73674447 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

73674447 is a deficient number, since it is larger than the sum of its proper divisors (58289457).

73674447 is a wasteful number, since it uses less digits than its factorization.

73674447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368.

The product of its digits is 395136, while the sum is 42.

The square root of 73674447 is about 8583.3820257519. The cubic root of 73674447 is about 419.2170731901.

The spelling of 73674447 in words is "seventy-three million, six hundred seventy-four thousand, four hundred forty-seven".