42992552 has 8 divisors (see below), whose sum is σ = 80611050. Its totient is φ = 21496272.

The previous prime is 42992539. The next prime is 42992563. The reversal of 42992552 is 25529924.

It can be written as a sum of positive squares in only one way, i.e., 42954916 + 37636 = 6554^2 + 194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2687027 + ... + 2687042.

Almost surely, 2^42992552 is an apocalyptic number.

It is an amenable number.

42992552 is a deficient number, since it is larger than the sum of its proper divisors (37618498).

42992552 is a wasteful number, since it uses less digits than its factorization.

42992552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374075 (or 5374071 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 42992552 is about 6556.8705950324. The cubic root of 42992552 is about 350.3195774996.

The spelling of 42992552 in words is "forty-two million, nine hundred ninety-two thousand, five hundred fifty-two".