61573342 has 4 divisors (see below), whose sum is σ = 92360016. Its totient is φ = 30786670.

The previous prime is 61573327. The next prime is 61573363. The reversal of 61573342 is 24337516.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15393334 + ... + 15393337.

It is an arithmetic number, because the mean of its divisors is an integer number (23090004).

Almost surely, 2^61573342 is an apocalyptic number.

61573342 is a deficient number, since it is larger than the sum of its proper divisors (30786674).

61573342 is a wasteful number, since it uses less digits than its factorization.

61573342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30786673.

The product of its digits is 15120, while the sum is 31.

The square root of 61573342 is about 7846.8682925101. The cubic root of 61573342 is about 394.8791853983.

The spelling of 61573342 in words is "sixty-one million, five hundred seventy-three thousand, three hundred forty-two".