26658042 has 16 divisors (see below), whose sum is σ = 53612832. Its totient is φ = 8836560.

The previous prime is 26658031. The next prime is 26658053. The reversal of 26658042 is 24085662.

It is an interprime number because it is at equal distance from previous prime (26658031) and next prime (26658053).

It is a junction number, because it is equal to n+sod(n) for n = 26657994 and 26658012.

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, 11188 + ... + 13359.

It is an arithmetic number, because the mean of its divisors is an integer number (3350802).

Almost surely, 2^26658042 is an apocalyptic number.

26658042 is an abundant number, since it is smaller than the sum of its proper divisors (26954790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26658042 is a wasteful number, since it uses less digits than its factorization.

26658042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24733.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 26658042 is about 5163.1426476517. The cubic root of 26658042 is about 298.7281041124.

The spelling of 26658042 in words is "twenty-six million, six hundred fifty-eight thousand, forty-two".