3620542 has 4 divisors (see below), whose sum is σ = 5430816. Its totient is φ = 1810270.

The previous prime is 3620537. The next prime is 3620567. The reversal of 3620542 is 2450263.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2450263 = 521 ⋅4703.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 905134 + ... + 905137.

It is an arithmetic number, because the mean of its divisors is an integer number (1357704).

Almost surely, 2^3620542 is an apocalyptic number.

3620542 is a deficient number, since it is larger than the sum of its proper divisors (1810274).

3620542 is a wasteful number, since it uses less digits than its factorization.

3620542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810273.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 3620542 is about 1902.7721881508. The cubic root of 3620542 is about 153.5528435518.

The spelling of 3620542 in words is "three million, six hundred twenty thousand, five hundred forty-two".