45372150 has 120 divisors (see below), whose sum is σ = 133685640. Its totient is φ = 11370240.

The previous prime is 45372143. The next prime is 45372157. The reversal of 45372150 is 5127354.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45372143) and next prime (45372157).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45372157) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 68521 + ... + 69179.

It is an arithmetic number, because the mean of its divisors is an integer number (1114047).

Almost surely, 2^45372150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45372150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66842820).

45372150 is an abundant number, since it is smaller than the sum of its proper divisors (88313490).

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

45372150 is a wasteful number, since it uses less digits than its factorization.

45372150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 45372150 is about 6735.8852424904. The cubic root of 45372150 is about 356.6671567622.

The spelling of 45372150 in words is "forty-five million, three hundred seventy-two thousand, one hundred fifty".