742002045 has 8 divisors (see below), whose sum is σ = 1187203296. Its totient is φ = 395734416.

The previous prime is 742002007. The next prime is 742002047. The reversal of 742002045 is 540200247.

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

It is not a de Polignac number, because 742002045 - 2⁸ = 742001789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742002047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24733387 + ... + 24733416.

It is an arithmetic number, because the mean of its divisors is an integer number (148400412).

Almost surely, 2^742002045 is an apocalyptic number.

It is an amenable number.

742002045 is a deficient number, since it is larger than the sum of its proper divisors (445201251).

742002045 is a wasteful number, since it uses less digits than its factorization.

742002045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49466811.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 742002045 is about 27239.7144808825. The cubic root of 742002045 is about 905.3191369613.

It can be divided in two parts, 74200 and 2045, that added together give a triangular number (76245 = T₃₉₀).

The spelling of 742002045 in words is "seven hundred forty-two million, two thousand, forty-five".