75734040 has 64 divisors (see below), whose sum is σ = 227864160. Its totient is φ = 20136960.

The previous prime is 75734039. The next prime is 75734059. The reversal of 75734040 is 4043757.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 75733989 and 75734007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54150 + ... + 55530.

Almost surely, 2^75734040 is an apocalyptic number.

It is an amenable number.

75734040 is an abundant number, since it is smaller than the sum of its proper divisors (152130120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75734040 is a wasteful number, since it uses less digits than its factorization.

75734040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852 (or 1848 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 75734040 is about 8702.5306664211. The cubic root of 75734040 is about 423.0876758276.

Adding to 75734040 its reverse (4043757), we get a palindrome (79777797).

The spelling of 75734040 in words is "seventy-five million, seven hundred thirty-four thousand, forty".