401973315 has 8 divisors (see below), whose sum is σ = 643157328. Its totient is φ = 214385760.

The previous prime is 401973301. The next prime is 401973349. The reversal of 401973315 is 513379104.

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

It is not a de Polignac number, because 401973315 - 2⁵ = 401973283 is a prime.

It is a super-4 number, since 4×401973315⁴ (a number of 36 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13399096 + ... + 13399125.

It is an arithmetic number, because the mean of its divisors is an integer number (80394666).

Almost surely, 2^401973315 is an apocalyptic number.

401973315 is a deficient number, since it is larger than the sum of its proper divisors (241184013).

401973315 is a wasteful number, since it uses less digits than its factorization.

401973315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26798229.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 401973315 is about 20049.2721813037. The cubic root of 401973315 is about 738.0159385076.

The spelling of 401973315 in words is "four hundred one million, nine hundred seventy-three thousand, three hundred fifteen".