3634742 has 8 divisors (see below), whose sum is σ = 5460696. Its totient is φ = 1814512.

The previous prime is 3634727. The next prime is 3634777. The reversal of 3634742 is 2474363.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3634742² = 26422698813128, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953 + ... + 2859.

It is an arithmetic number, because the mean of its divisors is an integer number (682587).

Almost surely, 2^3634742 is an apocalyptic number.

It is a pronic number, being equal to 1906×1907.

3634742 is a deficient number, since it is larger than the sum of its proper divisors (1825954).

3634742 is a wasteful number, since it uses less digits than its factorization.

3634742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862.

The product of its digits is 12096, while the sum is 29.

The square root of 3634742 is about 1906.4999344348. The cubic root of 3634742 is about 153.7533297360.

The spelling of 3634742 in words is "three million, six hundred thirty-four thousand, seven hundred forty-two".