401454236 has 12 divisors (see below), whose sum is σ = 733090512. Its totient is φ = 191999808.

The previous prime is 401454223. The next prime is 401454241. The reversal of 401454236 is 632454104.

It is a super-2 number, since 2×401454236² = 322331007204687392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401454199 and 401454208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181725 + ... + 2181908.

It is an arithmetic number, because the mean of its divisors is an integer number (61090876).

Almost surely, 2^401454236 is an apocalyptic number.

401454236 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

401454236 is a deficient number, since it is larger than the sum of its proper divisors (331636276).

401454236 is a wasteful number, since it uses less digits than its factorization.

401454236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4363660 (or 4363658 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 401454236 is about 20036.3229161441. The cubic root of 401454236 is about 737.6981283636.

The spelling of 401454236 in words is "four hundred one million, four hundred fifty-four thousand, two hundred thirty-six".