628056465 has 8 divisors (see below), whose sum is σ = 1004890368. Its totient is φ = 334963440.

The previous prime is 628056461. The next prime is 628056503. The reversal of 628056465 is 564650826.

628056465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 628056465 - 2² = 628056461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628056461) 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, 20935201 + ... + 20935230.

It is an arithmetic number, because the mean of its divisors is an integer number (125611296).

Almost surely, 2^628056465 is an apocalyptic number.

It is an amenable number.

628056465 is a deficient number, since it is larger than the sum of its proper divisors (376833903).

628056465 is a wasteful number, since it uses less digits than its factorization.

628056465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41870439.

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 628056465 is about 25061.0547463589. The cubic root of 628056465 is about 856.3794359888.

The spelling of 628056465 in words is "six hundred twenty-eight million, fifty-six thousand, four hundred sixty-five".