42751004 has 12 divisors (see below), whose sum is σ = 75586224. Its totient is φ = 21154944.

The previous prime is 42751003. The next prime is 42751013. The reversal of 42751004 is 40015724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42751001) 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, 54704 + ... + 55479.

It is an arithmetic number, because the mean of its divisors is an integer number (6298852).

Almost surely, 2^42751004 is an apocalyptic number.

It is an amenable number.

42751004 is a deficient number, since it is larger than the sum of its proper divisors (32835220).

42751004 is a wasteful number, since it uses less digits than its factorization.

42751004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110284 (or 110282 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 42751004 is about 6538.4251926592. The cubic root of 42751004 is about 349.6622701333.

Adding to 42751004 its reverse (40015724), we get a palindrome (82766728).

The spelling of 42751004 in words is "forty-two million, seven hundred fifty-one thousand, four".