619952401 has 12 divisors (see below), whose sum is σ = 643689904. Its totient is φ = 597063600.

The previous prime is 619952381. The next prime is 619952429. The reversal of 619952401 is 104259916.

619952401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 619952401 - 2⁵ = 619952369 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (619952441) 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, 479566 + ... + 480856.

Almost surely, 2^619952401 is an apocalyptic number.

It is an amenable number.

619952401 is a deficient number, since it is larger than the sum of its proper divisors (23737503).

619952401 is a wasteful number, since it uses less digits than its factorization.

619952401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920 (or 1891 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 619952401 is about 24898.8433667108. The cubic root of 619952401 is about 852.6800763946.

The spelling of 619952401 in words is "six hundred nineteen million, nine hundred fifty-two thousand, four hundred one".