628409150 has 24 divisors (see below), whose sum is σ = 1176595824. Its totient is φ = 249696000.

The previous prime is 628409137. The next prime is 628409189. The reversal of 628409150 is 51904826.

It is a self number, because there is not a number n which added to its sum of digits gives 628409150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34067 + ... + 49166.

It is an arithmetic number, because the mean of its divisors is an integer number (49024826).

Almost surely, 2^628409150 is an apocalyptic number.

628409150 is a deficient number, since it is larger than the sum of its proper divisors (548186674).

628409150 is a wasteful number, since it uses less digits than its factorization.

628409150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83396 (or 83391 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 628409150 is about 25068.0902742909. The cubic root of 628409150 is about 856.5397059011.

The spelling of 628409150 in words is "six hundred twenty-eight million, four hundred nine thousand, one hundred fifty".