54619650 has 48 divisors (see below), whose sum is σ = 150511200. Its totient is φ = 14564880.

The previous prime is 54619639. The next prime is 54619651. The reversal of 54619650 is 5691645.

It is a super-2 number, since 2×54619650² = 5966612332245000, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54619651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18880 + ... + 21579.

It is an arithmetic number, because the mean of its divisors is an integer number (3135650).

Almost surely, 2^54619650 is an apocalyptic number.

54619650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54619650 is an abundant number, since it is smaller than the sum of its proper divisors (95891550).

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

54619650 is a wasteful number, since it uses less digits than its factorization.

54619650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40480 (or 40469 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 54619650 is about 7390.5108077859. The cubic root of 54619650 is about 379.4165793300.

The spelling of 54619650 in words is "fifty-four million, six hundred nineteen thousand, six hundred fifty".