42245092 has 24 divisors (see below), whose sum is σ = 76630400. Its totient is φ = 20363616.

The previous prime is 42245087. The next prime is 42245101. The reversal of 42245092 is 29054224.

It is a self number, because there is not a number n which added to its sum of digits gives 42245092.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12034 + ... + 15142.

Almost surely, 2^42245092 is an apocalyptic number.

It is an amenable number.

42245092 is a deficient number, since it is larger than the sum of its proper divisors (34385308).

42245092 is a wasteful number, since it uses less digits than its factorization.

42245092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235 (or 3233 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 42245092 is about 6499.6224505736. The cubic root of 42245092 is about 348.2775013853.

It can be divided in two parts, 4224 and 5092, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 42245092 in words is "forty-two million, two hundred forty-five thousand, ninety-two".