402054241 has 8 divisors (see below), whose sum is σ = 416826144. Its totient is φ = 387518880.

The previous prime is 402054209. The next prime is 402054251. The reversal of 402054241 is 142450204.

It is a happy number.

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

It is not a de Polignac number, because 402054241 - 2⁵ = 402054209 is a prime.

It is a super-2 number, since 2×402054241² = 323295225412172162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402054251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55671 + ... + 62476.

It is an arithmetic number, because the mean of its divisors is an integer number (52103268).

Almost surely, 2^402054241 is an apocalyptic number.

402054241 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

402054241 is a deficient number, since it is larger than the sum of its proper divisors (14771903).

402054241 is a wasteful number, since it uses less digits than its factorization.

402054241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118271.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 402054241 is about 20051.2902577365. The cubic root of 402054241 is about 738.0654614221.

The spelling of 402054241 in words is "four hundred two million, fifty-four thousand, two hundred forty-one".