74436461 has 4 divisors (see below), whose sum is σ = 81203424. Its totient is φ = 67669500.

The previous prime is 74436451. The next prime is 74436463. The reversal of 74436461 is 16463447.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74436461 - 2¹⁰ = 74435437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74436463) 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, 3383465 + ... + 3383486.

It is an arithmetic number, because the mean of its divisors is an integer number (20300856).

Almost surely, 2^74436461 is an apocalyptic number.

It is an amenable number.

74436461 is a deficient number, since it is larger than the sum of its proper divisors (6766963).

74436461 is a wasteful number, since it uses less digits than its factorization.

74436461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6766962.

The product of its digits is 48384, while the sum is 35.

The square root of 74436461 is about 8627.6567502422. The cubic root of 74436461 is about 420.6574378551.

The spelling of 74436461 in words is "seventy-four million, four hundred thirty-six thousand, four hundred sixty-one".