54146550 has 24 divisors (see below), whose sum is σ = 134283816. Its totient is φ = 14439040.

The previous prime is 54146539. The next prime is 54146551. The reversal of 54146550 is 5564145.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54146551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180339 + ... + 180638.

It is an arithmetic number, because the mean of its divisors is an integer number (5595159).

Almost surely, 2^54146550 is an apocalyptic number.

54146550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54146550 is an abundant number, since it is smaller than the sum of its proper divisors (80137266).

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

54146550 is a wasteful number, since it uses less digits than its factorization.

54146550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360992 (or 360987 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 54146550 is about 7358.4339366471. The cubic root of 54146550 is about 378.3179346891.

The spelling of 54146550 in words is "fifty-four million, one hundred forty-six thousand, five hundred fifty".