919396554 has 16 divisors (see below), whose sum is σ = 1840575360. Its totient is φ = 306168480.

The previous prime is 919396547. The next prime is 919396573. The reversal of 919396554 is 455693919.

919396554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 919396497 and 919396506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67507 + ... + 79974.

It is an arithmetic number, because the mean of its divisors is an integer number (115035960).

Almost surely, 2^919396554 is an apocalyptic number.

919396554 is an abundant number, since it is smaller than the sum of its proper divisors (921178806).

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

919396554 is a wasteful number, since it uses less digits than its factorization.

919396554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148525.

The product of its digits is 1312200, while the sum is 51.

The square root of 919396554 is about 30321.5526317502. The cubic root of 919396554 is about 972.3761330289.

The spelling of 919396554 in words is "nine hundred nineteen million, three hundred ninety-six thousand, five hundred fifty-four".