263374004 has 12 divisors (see below), whose sum is σ = 461091204. Its totient is φ = 131633664.

The previous prime is 263373961. The next prime is 263374009. The reversal of 263374004 is 400473362.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 209380900 + 53993104 = 14470^2 + 7348^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263374009) 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, 947 + ... + 22970.

It is an arithmetic number, because the mean of its divisors is an integer number (38424267).

Almost surely, 2^263374004 is an apocalyptic number.

It is an amenable number.

263374004 is a deficient number, since it is larger than the sum of its proper divisors (197717200).

263374004 is a wasteful number, since it uses less digits than its factorization.

263374004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26674 (or 26672 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 263374004 is about 16228.8016809622. The cubic root of 263374004 is about 640.9994183225. Note that the first 3 decimals are identical.

The spelling of 263374004 in words is "two hundred sixty-three million, three hundred seventy-four thousand, four".