74428702 has 4 divisors (see below), whose sum is σ = 111643056. Its totient is φ = 37214350.

The previous prime is 74428687. The next prime is 74428729. The reversal of 74428702 is 20782447.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18607174 + ... + 18607177.

It is an arithmetic number, because the mean of its divisors is an integer number (27910764).

Almost surely, 2^74428702 is an apocalyptic number.

74428702 is a deficient number, since it is larger than the sum of its proper divisors (37214354).

74428702 is a wasteful number, since it uses less digits than its factorization.

74428702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37214353.

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 74428702 is about 8627.2070799303. The cubic root of 74428702 is about 420.6428213870.

The spelling of 74428702 in words is "seventy-four million, four hundred twenty-eight thousand, seven hundred two".