55374000 has 160 divisors (see below), whose sum is σ = 194987520. Its totient is φ = 13408000.

The previous prime is 55373977. The next prime is 55374001. The reversal of 55374000 is 47355.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (55374001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65581 + ... + 66419.

It is an arithmetic number, because the mean of its divisors is an integer number (1218672).

Almost surely, 2^55374000 is an apocalyptic number.

55374000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55374000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97493760).

55374000 is an abundant number, since it is smaller than the sum of its proper divisors (139613520).

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

55374000 is a wasteful number, since it uses less digits than its factorization.

55374000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 55374000 is about 7441.3708414512. The cubic root of 55374000 is about 381.1553021094.

The spelling of 55374000 in words is "fifty-five million, three hundred seventy-four thousand".