154550022 has 32 divisors (see below), whose sum is σ = 337768704. Its totient is φ = 46754400.

The previous prime is 154550017. The next prime is 154550023. The reversal of 154550022 is 220055451.

It is a happy number.

154550022 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 = 154549974 and 154550001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154550023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46372 + ... + 49592.

It is an arithmetic number, because the mean of its divisors is an integer number (10555272).

Almost surely, 2^154550022 is an apocalyptic number.

154550022 is an abundant number, since it is smaller than the sum of its proper divisors (183218682).

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

154550022 is a wasteful number, since it uses less digits than its factorization.

154550022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 154550022 is about 12431.8149117496. The cubic root of 154550022 is about 536.6482165555.

The spelling of 154550022 in words is "one hundred fifty-four million, five hundred fifty thousand, twenty-two".