54909146 has 8 divisors (see below), whose sum is σ = 82395264. Its totient is φ = 27444060.

The previous prime is 54909139. The next prime is 54909157. The reversal of 54909146 is 64190945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6821 + ... + 12503.

It is an arithmetic number, because the mean of its divisors is an integer number (10299408).

Almost surely, 2^54909146 is an apocalyptic number.

54909146 is a deficient number, since it is larger than the sum of its proper divisors (27486118).

54909146 is a wasteful number, since it uses less digits than its factorization.

54909146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10516.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 54909146 is about 7410.0705799608. The cubic root of 54909146 is about 380.0857285805.

It can be divided in two parts, 54909 and 146, that added together give a palindrome (55055).

The spelling of 54909146 in words is "fifty-four million, nine hundred nine thousand, one hundred forty-six".