400314074 has 4 divisors (see below), whose sum is σ = 600471114. Its totient is φ = 200157036.

The previous prime is 400314073. The next prime is 400314077. The reversal of 400314074 is 470413004.

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

It can be written as a sum of positive squares in only one way, i.e., 389470225 + 10843849 = 19735^2 + 3293^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (400314073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100078517 + ... + 100078520.

Almost surely, 2^400314074 is an apocalyptic number.

400314074 is a deficient number, since it is larger than the sum of its proper divisors (200157040).

400314074 is a wasteful number, since it uses less digits than its factorization.

400314074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200157039.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 400314074 is about 20007.8503093161. The cubic root of 400314074 is about 736.9990923624. Note that the first 3 decimals are identical.

Adding to 400314074 its reverse (470413004), we get a palindrome (870727078).

The spelling of 400314074 in words is "four hundred million, three hundred fourteen thousand, seventy-four".