45629378 has 8 divisors (see below), whose sum is σ = 71419968. Its totient is φ = 21822724.

The previous prime is 45629371. The next prime is 45629387. The reversal of 45629378 is 87392654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45629371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495926 + ... + 496017.

It is an arithmetic number, because the mean of its divisors is an integer number (8927496).

Almost surely, 2^45629378 is an apocalyptic number.

45629378 is a deficient number, since it is larger than the sum of its proper divisors (25790590).

45629378 is a wasteful number, since it uses less digits than its factorization.

45629378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991968.

The product of its digits is 362880, while the sum is 44.

The square root of 45629378 is about 6754.9521093787. The cubic root of 45629378 is about 357.3399038652.

The spelling of 45629378 in words is "forty-five million, six hundred twenty-nine thousand, three hundred seventy-eight".