45154836 has 18 divisors (see below), whose sum is σ = 114141482. Its totient is φ = 15051600.

The previous prime is 45154831. The next prime is 45154841. The reversal of 45154836 is 63845154.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45154831) and next prime (45154841).

It can be written as a sum of positive squares in only one way, i.e., 44355600 + 799236 = 6660^2 + 894^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1254301 = 45154836 / (4 + 5 + 1 + 5 + 4 + 8 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 45154836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45154831) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 627115 + ... + 627186.

Almost surely, 2^45154836 is an apocalyptic number.

It is an amenable number.

45154836 is an abundant number, since it is smaller than the sum of its proper divisors (68986646).

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

45154836 is a wasteful number, since it uses less digits than its factorization.

45154836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254311 (or 1254306 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 45154836 is about 6719.7348161962. The cubic root of 45154836 is about 356.0968153971.

It can be divided in two parts, 451548 and 36, that added together give a square (451584 = 672²).

The spelling of 45154836 in words is "forty-five million, one hundred fifty-four thousand, eight hundred thirty-six".