745366742 has 4 divisors (see below), whose sum is σ = 1118050116. Its totient is φ = 372683370.

The previous prime is 745366711. The next prime is 745366753. The reversal of 745366742 is 247663547.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 247663547 = 14087 ⋅17581.

It is a junction number, because it is equal to n+sod(n) for n = 745366693 and 745366702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186341684 + ... + 186341687.

It is an arithmetic number, because the mean of its divisors is an integer number (279512529).

Almost surely, 2^745366742 is an apocalyptic number.

745366742 is a deficient number, since it is larger than the sum of its proper divisors (372683374).

745366742 is a wasteful number, since it uses less digits than its factorization.

745366742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372683373.

The product of its digits is 846720, while the sum is 44.

The square root of 745366742 is about 27301.4054949557. The cubic root of 745366742 is about 906.6854996869.

The spelling of 745366742 in words is "seven hundred forty-five million, three hundred sixty-six thousand, seven hundred forty-two".