401450293 has 2 divisors, whose sum is σ = 401450294. Its totient is φ = 401450292.

The previous prime is 401450267. The next prime is 401450339. The reversal of 401450293 is 392054104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207878724 + 193571569 = 14418^2 + 13913^2 .

It is a cyclic number.

It is not a de Polignac number, because 401450293 - 2¹³ = 401442101 is a prime.

It is a super-2 number, since 2×401450293² = 322324675499571698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401450233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200725146 + 200725147.

It is an arithmetic number, because the mean of its divisors is an integer number (200725147).

Almost surely, 2^401450293 is an apocalyptic number.

It is an amenable number.

401450293 is a deficient number, since it is larger than the sum of its proper divisors (1).

401450293 is an equidigital number, since it uses as much as digits as its factorization.

401450293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 401450293 is about 20036.2245196045. The cubic root of 401450293 is about 737.6957131832.

The spelling of 401450293 in words is "four hundred one million, four hundred fifty thousand, two hundred ninety-three".