40750030 has 8 divisors (see below), whose sum is σ = 73350072. Its totient is φ = 16300008.

The previous prime is 40749979. The next prime is 40750049. The reversal of 40750030 is 3005704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037492 + ... + 2037511.

It is an arithmetic number, because the mean of its divisors is an integer number (9168759).

Almost surely, 2^40750030 is an apocalyptic number.

40750030 is a deficient number, since it is larger than the sum of its proper divisors (32600042).

40750030 is a wasteful number, since it uses less digits than its factorization.

40750030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075010.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 40750030 is about 6383.5750171828. The cubic root of 40750030 is about 344.1195219704.

Adding to 40750030 its reverse (3005704), we get a palindrome (43755734).

The spelling of 40750030 in words is "forty million, seven hundred fifty thousand, thirty".