10502542 has 4 divisors (see below), whose sum is σ = 15753816. Its totient is φ = 5251270.

The previous prime is 10502537. The next prime is 10502543. The reversal of 10502542 is 24520501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10502542² = 220606776923528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10502543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625634 + ... + 2625637.

It is an arithmetic number, because the mean of its divisors is an integer number (3938454).

Almost surely, 2^10502542 is an apocalyptic number.

10502542 is a deficient number, since it is larger than the sum of its proper divisors (5251274).

10502542 is an equidigital number, since it uses as much as digits as its factorization.

10502542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251273.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 10502542 is about 3240.7625645826. The cubic root of 10502542 is about 218.9936265807.

The spelling of 10502542 in words is "ten million, five hundred two thousand, five hundred forty-two".