90616042 has 16 divisors (see below), whose sum is σ = 149812992. Its totient is φ = 40763520.

The previous prime is 90616033. The next prime is 90616051. The reversal of 90616042 is 24061609.

It is an interprime number because it is at equal distance from previous prime (90616033) and next prime (90616051).

It is a super-2 number, since 2×90616042² = 16422534135491528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90616042.

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, 19098 + ... + 23365.

It is an arithmetic number, because the mean of its divisors is an integer number (9363312).

Almost surely, 2^90616042 is an apocalyptic number.

90616042 is a deficient number, since it is larger than the sum of its proper divisors (59196950).

90616042 is a wasteful number, since it uses less digits than its factorization.

90616042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42573.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 90616042 is about 9519.2458734923. The cubic root of 90616042 is about 449.1606444319.

The spelling of 90616042 in words is "ninety million, six hundred sixteen thousand, forty-two".