75874742 has 4 divisors (see below), whose sum is σ = 113812116. Its totient is φ = 37937370.

The previous prime is 75874741. The next prime is 75874751. The reversal of 75874742 is 24747857.

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

It is a junction number, because it is equal to n+sod(n) for n = 75874693 and 75874702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75874741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18968684 + ... + 18968687.

It is an arithmetic number, because the mean of its divisors is an integer number (28453029).

Almost surely, 2^75874742 is an apocalyptic number.

75874742 is a deficient number, since it is larger than the sum of its proper divisors (37937374).

75874742 is a wasteful number, since it uses less digits than its factorization.

75874742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37937373.

The product of its digits is 439040, while the sum is 44.

The square root of 75874742 is about 8710.6108855809. The cubic root of 75874742 is about 423.3495239776.

The spelling of 75874742 in words is "seventy-five million, eight hundred seventy-four thousand, seven hundred forty-two".