404253214 has 8 divisors (see below), whose sum is σ = 627289560. Its totient is φ = 195156696.

The previous prime is 404253211. The next prime is 404253229. The reversal of 404253214 is 412352404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×404253214³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404253211) 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, 3484884 + ... + 3484999.

It is an arithmetic number, because the mean of its divisors is an integer number (78411195).

Almost surely, 2^404253214 is an apocalyptic number.

404253214 is a deficient number, since it is larger than the sum of its proper divisors (223036346).

404253214 is a wasteful number, since it uses less digits than its factorization.

404253214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6969914.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 404253214 is about 20106.0491892366. The cubic root of 404253214 is about 739.4085937038.

The spelling of 404253214 in words is "four hundred four million, two hundred fifty-three thousand, two hundred fourteen".