401616154 has 8 divisors (see below), whose sum is σ = 608054688. Its totient is φ = 198931260.

The previous prime is 401616151. The next prime is 401616161. The reversal of 401616154 is 451616104.

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

It is a super-2 number, since 2×401616154² = 322591070307503432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401616151) 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, 938142 + ... + 938569.

It is an arithmetic number, because the mean of its divisors is an integer number (76006836).

Almost surely, 2^401616154 is an apocalyptic number.

401616154 is a deficient number, since it is larger than the sum of its proper divisors (206438534).

401616154 is a wasteful number, since it uses less digits than its factorization.

401616154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876820.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 401616154 is about 20040.3631204627. The cubic root of 401616154 is about 737.7972932993.

The spelling of 401616154 in words is "four hundred one million, six hundred sixteen thousand, one hundred fifty-four".