554919906 has 16 divisors (see below), whose sum is σ = 1123212384. Its totient is φ = 182744544.

The previous prime is 554919881. The next prime is 554919907. The reversal of 554919906 is 609919455.

It is a super-2 number, since 2×554919906² = 615872204150097672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (554919907) 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, 556651 + ... + 557646.

It is an arithmetic number, because the mean of its divisors is an integer number (70200774).

Almost surely, 2^554919906 is an apocalyptic number.

554919906 is an abundant number, since it is smaller than the sum of its proper divisors (568292478).

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

554919906 is a wasteful number, since it uses less digits than its factorization.

554919906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114385.

The product of its (nonzero) digits is 437400, while the sum is 48.

The square root of 554919906 is about 23556.7380169666. The cubic root of 554919906 is about 821.7570424688.

The spelling of 554919906 in words is "five hundred fifty-four million, nine hundred nineteen thousand, nine hundred six".