154252622 has 4 divisors (see below), whose sum is σ = 231378936. Its totient is φ = 77126310.

The previous prime is 154252613. The next prime is 154252639. The reversal of 154252622 is 226252451.

154252622 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38563154 + ... + 38563157.

It is an arithmetic number, because the mean of its divisors is an integer number (57844734).

Almost surely, 2^154252622 is an apocalyptic number.

154252622 is a deficient number, since it is larger than the sum of its proper divisors (77126314).

154252622 is an equidigital number, since it uses as much as digits as its factorization.

154252622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77126313.

The product of its digits is 9600, while the sum is 29.

The square root of 154252622 is about 12419.8479056710. The cubic root of 154252622 is about 536.3037721719.

The spelling of 154252622 in words is "one hundred fifty-four million, two hundred fifty-two thousand, six hundred twenty-two".