45042694 has 8 divisors (see below), whose sum is σ = 70501680. Its totient is φ = 21542136.

The previous prime is 45042677. The next prime is 45042757. The reversal of 45042694 is 49624054.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489549 + ... + 489640.

It is an arithmetic number, because the mean of its divisors is an integer number (8812710).

Almost surely, 2^45042694 is an apocalyptic number.

45042694 is a deficient number, since it is larger than the sum of its proper divisors (25458986).

45042694 is a wasteful number, since it uses less digits than its factorization.

45042694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979214.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 45042694 is about 6711.3854009437. The cubic root of 45042694 is about 355.8017823028.

It can be divided in two parts, 4 and 5042694, that multiplied together give a triangular number (20170776 = T₆₃₅₁).

The spelling of 45042694 in words is "forty-five million, forty-two thousand, six hundred ninety-four".