400463254 has 24 divisors (see below), whose sum is σ = 646917768. Its totient is φ = 185852160.

The previous prime is 400463251. The next prime is 400463269. The reversal of 400463254 is 452364004.

It is a super-3 number, since 3×400463254³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400463251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37449 + ... + 46939.

It is an arithmetic number, because the mean of its divisors is an integer number (26954907).

Almost surely, 2^400463254 is an apocalyptic number.

400463254 is a deficient number, since it is larger than the sum of its proper divisors (246454514).

400463254 is a wasteful number, since it uses less digits than its factorization.

400463254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9600 (or 9583 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 400463254 is about 20011.5779987486. The cubic root of 400463254 is about 737.0906303799.

The spelling of 400463254 in words is "four hundred million, four hundred sixty-three thousand, two hundred fifty-four".