361420452 has 18 divisors (see below), whose sum is σ = 913590678. Its totient is φ = 120473472.

The previous prime is 361420439. The next prime is 361420469. The reversal of 361420452 is 254024163.

361420452 is a `hidden beast` number, since 3 + 614 + 2 + 0 + 45 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 360392256 + 1028196 = 18984^2 + 1014^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5019693 + ... + 5019764.

Almost surely, 2^361420452 is an apocalyptic number.

It is an amenable number.

361420452 is an abundant number, since it is smaller than the sum of its proper divisors (552170226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361420452 is a wasteful number, since it uses less digits than its factorization.

361420452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10039467 (or 10039462 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 361420452 is about 19011.0613065131. The cubic root of 361420452 is about 712.3130619455.

The spelling of 361420452 in words is "three hundred sixty-one million, four hundred twenty thousand, four hundred fifty-two".