469145738 has 16 divisors (see below), whose sum is σ = 727520640. Its totient is φ = 226751616.

The previous prime is 469145737. The next prime is 469145741. The reversal of 469145738 is 837541964.

It is a junction number, because it is equal to n+sod(n) for n = 469145692 and 469145701.

It is not an unprimeable number, because it can be changed into a prime (469145737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19778 + ... + 36461.

It is an arithmetic number, because the mean of its divisors is an integer number (45470040).

Almost surely, 2^469145738 is an apocalyptic number.

469145738 is a deficient number, since it is larger than the sum of its proper divisors (258374902).

469145738 is a wasteful number, since it uses less digits than its factorization.

469145738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56381.

The product of its digits is 725760, while the sum is 47.

The square root of 469145738 is about 21659.7723441406. The cubic root of 469145738 is about 777.0266694395.

The spelling of 469145738 in words is "four hundred sixty-nine million, one hundred forty-five thousand, seven hundred thirty-eight".