401276552 has 8 divisors (see below), whose sum is σ = 752393550. Its totient is φ = 200638272.

The previous prime is 401276539. The next prime is 401276563. The reversal of 401276552 is 255672104.

It can be written as a sum of positive squares in only one way, i.e., 277755556 + 123520996 = 16666^2 + 11114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×401276552² = 322045742370017408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25079777 + ... + 25079792.

Almost surely, 2^401276552 is an apocalyptic number.

It is an amenable number.

401276552 is a deficient number, since it is larger than the sum of its proper divisors (351116998).

401276552 is a wasteful number, since it uses less digits than its factorization.

401276552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50159575 (or 50159571 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 401276552 is about 20031.8883782833. Note that the first 3 decimals coincide. The cubic root of 401276552 is about 737.5892770214.

The spelling of 401276552 in words is "four hundred one million, two hundred seventy-six thousand, five hundred fifty-two".